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.g15\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-g15\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".g15\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .g15\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-g16\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".g16\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .g16\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-g17\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".g17\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .g17\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-g18\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".g18\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .g18\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p1\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p1\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p1\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p2\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p2\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p2\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p3\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p3\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p3\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p4\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p4\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p4\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p5\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p5\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p5\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p6\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p6\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p6\").addClass(\"wp-periodic-selected\")),jQuery(\".wp-periodic-element#cg-p7\").hasClass(\"wp-periodic-active\")&&(jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").not(\".p7\").addClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .p7\").addClass(\"wp-periodic-selected\"))}),jQuery(\"#cg-all, button#wp-periodic-reset\").click(function(){jQuery(\".wp-periodic-color-guide, .wp-periodic-group-filter\").removeClass(\"wp-periodic-active\"),jQuery(\".wp-periodic-element#cg-all\").addClass(\"wp-periodic-active\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-not-selected\"),jQuery(\".wp-periodic-table .wp-periodic-element\").removeClass(\"wp-periodic-selected\"),jQuery(\".wp-periodic-filter-hide .wp-periodic-color-guide\").css({display:\"none\"}),jQuery(\".wp-periodic-element-desc div, button#wp-periodic-reset\").hide()}),jQuery(\".wp-periodic-toggle\").click(function(e){e.preventDefault();var t=jQuery(this);t.next().hasClass(\"wp-periodic-show\")?(t.next().removeClass(\"wp-periodic-show\"),t.next().slideUp(350),t.next().parent().removeClass(\"wp-periodic-active-ico\")):(t.parent().parent().find(\"li .wp-periodic-inner\").removeClass(\"wp-periodic-show\"),t.parent().parent().find(\"li .wp-periodic-inner\").slideUp(350),t.next().parent().addClass(\"wp-periodic-active-ico\"),t.next().toggleClass(\"wp-periodic-show\"),t.next().slideToggle(350))}),jQuery(\".wp-periodic-toggle\").click(function(e){e.preventDefault(),jQuery(this).next().parent().siblings().removeClass(\"wp-periodic-active-ico\")}),jQuery(\".wp-periodic-table .wp-periodic-element\").click(function(){jQuery(\"li .wp-periodic-inner\").removeClass(\"wp-periodic-show\"),jQuery(\"li .wp-periodic-inner\").slideUp(350),jQuery(\".wp-periodic-table-search li\").show(),jQuery(\".wp-periodic-table-search li\").css({display:\"block\"})}),jQuery(\".wp-periodic-to-top\").hide()}),jQuery(document).scroll(function(){300<jQuery(this).scrollTop()?jQuery(\".wp-periodic-to-top\").fadeIn():jQuery(\".wp-periodic-to-top\").fadeOut()})<\/script>\r\n\r\n<main class=\"wp-periodic-wrap\">\r\n    <div class=\"wp-periodic-table-filters wp-periodic-group\" style=\"text-align:center;\">\r\n        <div class=\"wp-periodic-col wp-periodic-filters\" style=\"text-align:center;\"> <button class=\"wp-periodic-element wp-periodic-group-filter wp-periodic-active\" id=\"cg-all\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tutti<\/font><\/font><\/button>\r\n            <button class=\"wp-periodic-element wp-periodic-group-filter\" id=\"cg-metals\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Metalli<\/font><\/font><\/button> <button class=\"wp-periodic-element wp-periodic-group-filter\" id=\"cg-nonmetals\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Non metalli<\/font><\/font><\/button> <button class=\"wp-periodic-element wp-periodic-group-filter\" id=\"cg-states\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">stati<\/font><\/font><\/button> <button class=\"wp-periodic-element wp-periodic-group-filter\" id=\"cg-groups\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppi<\/font><\/font><\/button> <button class=\"wp-periodic-element wp-periodic-group-filter\" id=\"cg-periods\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Periodi<\/font><\/font><\/button> <\/div>\r\n        <div class=\"wp-periodic-filter-hide\">\r\n            <div class=\"wp-periodic-element wp-periodic-alkali wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-alkali\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Metalli alcalini<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-alkaline\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli alcalino terrosi<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-transition wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-transition\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli di transizione<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-post-transition wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-post-transition\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli post-transizione<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-metalloids wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-metalloids\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalloidi<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-lanthanide\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">lantanidi<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-actinide wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-actinide\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">attinidi<\/font><\/font><\/div>\r\n            <!-- <div class=\"wp-periodic-element wp-periodic-basic wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-basic\">Metales b\u00e1sicos<\/div> --><!-- <div class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-color-guide wp-periodic-filter-metal\" id=\"cg-semimetal\">Semimetales<\/div> -->\r\n            <div class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-color-guide wp-periodic-filter-nonmetal\" id=\"cg-nonmetal\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Niente metalli<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-halogen wp-periodic-color-guide wp-periodic-filter-nonmetal\" id=\"cg-halogen\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">alogeni<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-noble wp-periodic-color-guide wp-periodic-filter-nonmetal\" id=\"cg-noble\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">gas nobili<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-gas wp-periodic-color-guide wp-periodic-filter-states\" id=\"cg-gas\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">gas<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-liquid wp-periodic-color-guide wp-periodic-filter-states\" id=\"cg-liquid\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">liquidi<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-solid wp-periodic-color-guide wp-periodic-filter-states\" id=\"cg-solid\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">solido<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-unknown wp-periodic-color-guide wp-periodic-filter-states\" id=\"cg-unknown\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">sconosciuto<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group1 wp-periodic-filter-groups\" id=\"cg-g1\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">1<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group2 wp-periodic-filter-groups\" id=\"cg-g2\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">2<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group3 wp-periodic-filter-groups\" id=\"cg-g3\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">3<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group4 wp-periodic-filter-groups\" id=\"cg-g4\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">4<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group5 wp-periodic-filter-groups\" id=\"cg-g5\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">5<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group6 wp-periodic-filter-groups\" id=\"cg-g6\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">6<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group7 wp-periodic-filter-groups\" id=\"cg-g7\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">7<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group8 wp-periodic-filter-groups\" id=\"cg-g8\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">8<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group9 wp-periodic-filter-groups\" id=\"cg-g9\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">9<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group10 wp-periodic-filter-groups\" id=\"cg-g10\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">dieci<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group11 wp-periodic-filter-groups\" id=\"cg-g11\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">undici<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group12 wp-periodic-filter-groups\" id=\"cg-g12\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">12<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group13 wp-periodic-filter-groups\" id=\"cg-g13\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">13<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group14 wp-periodic-filter-groups\" id=\"cg-g14\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">14<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group15 wp-periodic-filter-groups\" id=\"cg-g15\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">quindici<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group16 wp-periodic-filter-groups\" id=\"cg-g16\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">16<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group17 wp-periodic-filter-groups\" id=\"cg-g17\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">17<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide group18 wp-periodic-filter-groups\" id=\"cg-g18\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">18<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period1 wp-periodic-filter-periods\" id=\"cg-p1\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">1<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period2 wp-periodic-filter-periods\" id=\"cg-p2\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">2<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period3 wp-periodic-filter-periods\" id=\"cg-p3\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">3<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period4 wp-periodic-filter-periods\" id=\"cg-p4\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">4<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period5 wp-periodic-filter-periods\" id=\"cg-p5\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">5<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period6 wp-periodic-filter-periods\" id=\"cg-p6\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">6<\/font><\/font><\/div>\r\n            <div class=\"wp-periodic-element wp-periodic-color-guide period7 wp-periodic-filter-periods\" id=\"cg-p7\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">7<\/font><\/font><\/div>\r\n        <\/div><!-- \/filter-hide --> <button id=\"wp-periodic-reset\" style=\"display: none;\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Riavviare<\/font><\/font><\/button>\r\n    <\/div><!-- table-filters -->\r\n    <div class=\"wp-periodic-table\">\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-gas g1 p1\" id=\"h\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/idrogeno\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">1<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">H<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Idrogeno<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">1.008<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-gas g18 p1\" id=\"he\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/elio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">2<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">EHI<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Elio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">4.003<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkali wp-periodic-solid g1 p2\" id=\"li\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/litio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">3<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Li<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Litio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">6.941<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-solid g2 p2\" id=\"be\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/berillio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">4<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Essere<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Berillio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">9.012<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-metalloids wp-periodic-solid g13 p2\" id=\"b\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/boro\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">5<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">B<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Boro<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">10.81<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-solid g14 p2\" id=\"c\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/carbonio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">6<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">VS<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Carbonio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">12.01<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-gas g15 p2\" id=\"n\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/azoto\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">7<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">NON<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Azoto<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">14.01<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-gas g16 p2\" id=\"o\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/ossigeno\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">8<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">O<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ossigeno<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">16.00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-halogen wp-periodic-gas g17 p2\" id=\"f\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/fluoro\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">9<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">F<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fluoro<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">19.00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-gas g18 p2\" id=\"ne\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/neon\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">10<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nato<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Neon<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">20.18<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkali wp-periodic-solid g1 p3\" id=\"na\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/sodio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">11<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">N \/ A<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sodio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">22.99<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-solid g2 p3\" id=\"mg\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/magnesio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">12<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mg<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Magnesio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">24.31<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g13 p3\" id=\"al\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/alluminio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">13<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Al<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Alluminio<\/font><\/font><\/div>\r\n                <p class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">26.98<\/font><\/font><\/p>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-metalloids wp-periodic-solid g14 p3\" id=\"si\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/silicio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">14<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Se<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Silicio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">28.09<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-solid g15 p3\" id=\"p\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/incontro\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">15<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">P<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fosforo<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">30.97<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-solid g16 p3\" id=\"s\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/zolfo\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">16<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">S<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zolfo<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">32.07<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-halogen wp-periodic-gas g17 p3\" id=\"cl\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/cloro\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">17<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cl<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cloro<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">35.45<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-gas g18 p3\" id=\"ar\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/argon\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">18<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ar<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Argon<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">39,95<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkali wp-periodic-solid g1 p4\" id=\"k\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/potassio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">19<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">K<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Potassio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">39.10<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-solid g2 p4\" id=\"ca\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/calcio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">20<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Quello<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Calcio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">40.08<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g3 p4\" id=\"sc\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/scandio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">21<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">SC<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Scandio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">44.96<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g4 p4\" id=\"ti\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/titanio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">22<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ti<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Titanio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">47.87<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g5 p4\" id=\"v\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/vanadio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">23<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">V<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Vanadio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">50,94<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g6 p4\" id=\"cr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/cromo\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">24<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cr<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cromo<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">52,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g7 p4\" id=\"mn\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/manganese\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">25<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mn<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Manganese<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">54.94<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g8 p4\" id=\"fe\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/ferro\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">26<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fe<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ferro<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">55,85<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g9 p4\" id=\"co\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/cobalto\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">27<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Co<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cobalto<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">58,93<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g10 p4\" id=\"ni\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/nichel\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">28<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nessuno dei due<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nichel<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">58.69<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g11 p4\" id=\"cu\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/rame\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">29<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cu<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rame<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">63,55<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g12 p4\" id=\"zn\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/zinco\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">30<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zn<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zinco<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">65.38<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g13 p4\" id=\"ga\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/gallio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">31<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ga<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gallio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">69,72<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-metalloids wp-periodic-solid g14 p4\" id=\"ge\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/germanio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">32<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ge<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Germanio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">72.63<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-metalloids wp-periodic-solid g15 p4\" id=\"as\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/arsenico\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">33<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Asso<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Arsenico<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">74,92<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-nonmetal wp-periodic-solid g16 p4\" id=\"se\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/selenio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">34<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Se<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Selenio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">78,97<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-halogen wp-periodic-liquid g17 p4\" id=\"br\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/bromo\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">35<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fratello<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bromo<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">79,90<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-gas g18 p4\" id=\"kr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/krypton\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">36<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Kr<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Krypton<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">83,80<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkali wp-periodic-solid g1 p5\" id=\"rb\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/rubidio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">37<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rb<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rubidio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">85.47<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-solid g2 p5\" id=\"sr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/stronzio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">38<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">sr<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Stronzio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">87.62<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g3 p5\" id=\"y\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/ittrio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">39<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Y<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Itrio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">88,91<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g4 p5\" id=\"zr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/zirconio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">40<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zr<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zirconio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">91.22<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g5 p5\" id=\"nb\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/niobio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">41<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">NO.<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Niobio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">92.91<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g6 p5\" id=\"mo\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/molibdeno\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">42<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">MB<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Molibdeno<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">95,95<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g7 p5\" id=\"tc\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/tecnezio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">43<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tc<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tecnezio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">98,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g8 p5\" id=\"ru\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/rutenio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">44<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ru<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rutenio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">101.1<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g9 p5\" id=\"rh\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/rodio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">45<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">RH<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">rodio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">102.9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g10 p5\" id=\"pd\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/palladio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">46<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Pd<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Palladio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">106.4<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g11 p5\" id=\"ag\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/soldi\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">47<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ag<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Soldi<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">107,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g12 p5\" id=\"cd\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/cadmio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">48<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">CD<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cadmio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">112.4<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g13 p5\" id=\"in\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/indiano\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">49<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">In<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">indiano<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">114.8<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g14 p5\" id=\"sn\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/lattina\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">50<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sn<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">stagno<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">118,7<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-metalloids wp-periodic-solid g15 p5\" id=\"sb\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/antimonio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">51<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sb<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Antimonio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">121.8<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-metalloids wp-periodic-solid g16 p5\" id=\"te\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/tellurio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">52<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Voi<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tellurio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">127,6<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-halogen wp-periodic-solid g17 p5\" id=\"i\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/iodio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">53<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">IO<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Iodio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">126,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-gas g18 p5\" id=\"xe\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/xeno\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">54<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Xe<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Xeno<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">131.3<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkali wp-periodic-solid g1 p6\" id=\"cs\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/cesio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">55<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cs<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cesio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">132,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-solid g2 p6\" id=\"ba\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/bario\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">56<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ba<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bario<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">137.3<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"la\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/lantanio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">57<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">L\u00e0<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lantanio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">138,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"ce\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/cerio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">58<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questo<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cerio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">140.1<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"pr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/praseodimio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">59<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Il prof<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Praseodimio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">140,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"nd\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/neodimio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">60<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">ND<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Neodimio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">144.2<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"pm\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/promesso\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">61<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">PM<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Prometeo<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">145<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"sm\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/samario\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">62<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sm<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Samario<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">150,4<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"eu\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/europio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">63<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Avevo<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Europio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">152,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"gd\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/gadolinio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">64<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Dio<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gadolinio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">157.3<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"tb\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/terbio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">65<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tb<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Terbio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">158,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"dy\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/disprosio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">66<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Dy<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Disprosio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">162,5<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"ho\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/olmio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">67<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ho<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Olmio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">164.9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"er\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/erbio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">68<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ehm<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Erbio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">167.3<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"tm\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/tulio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">69<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">TM<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tulio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">168,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"yb\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/itterbio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">70<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">S\u00ec<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Iterbio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">173.04<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide wp-periodic-solid p6\" id=\"lu\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/lutezio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">71<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Leggere<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lutezio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">175,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g4 p6\" id=\"hf\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/afnio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">72<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">HF<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Afnio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">178,5<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g5 p6\" id=\"ta\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/tantalio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">73<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tuo<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tantalio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">180,9<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g6 p6\" id=\"w\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/tungsteno\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">74<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">W<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Wolfram<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">183,8<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g7 p6\" id=\"re\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/renio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">75<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">D<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Renio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">186.2<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g8 p6\" id=\"os\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/osmio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">76<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Osso<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Osmio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">190.2<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g9 p6\" id=\"ir\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/iridio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">77<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">IR<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Iridio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">192.2<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g10 p6\" id=\"wp-periodic\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/platino\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">78<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Pt<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Platino<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">195.1<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-solid g11 p6\" id=\"au\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/oro\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">79<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">A<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Oro<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">197,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-liquid g12 p6\" id=\"hg\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/mercurio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">80<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Hg<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mercurio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">200,6<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g13 p6\" id=\"tl\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/tallio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">81<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tl<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tallio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">204.4<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g14 p6\" id=\"pb\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/guida\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">82<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Pb<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Guida<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">207.2<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g15 p6\" id=\"bi\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/bismuto\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">83<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bi<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bismuto<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">209,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition wp-periodic-solid g16 p6\" id=\"po\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/polonio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">84<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Po<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Polonio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(209)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-semimetal wp-periodic-solid wp-periodic-metalloids g17 p6\" id=\"at\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/uno-stato\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">85<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">A<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Astato<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(210)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-gas g18 p6\" id=\"rn\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/radon\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">86<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rn<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Radon<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(222)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkali wp-periodic-solid g1 p7\" id=\"fr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/francio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">87<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fr<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Francesco<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(223)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-alkaline wp-periodic-solid g2 p7\" id=\"ra\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/radio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">88<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">RA<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Radio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(226)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"ac\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/attinio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">89<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">AC<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Attinio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(227)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"th\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/torio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">90<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gi<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Torio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">232<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"pa\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/protoattinio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">91<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">pap\u00e0<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Protoattinio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">231,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"u\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/uranio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">92<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">U<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Uranio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">238,00<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"np\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/nettunio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">93<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">N.P<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nettunio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(237)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"pu\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/plutonio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">94<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Potevo<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nettuno<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(244)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"am\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/americio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">95<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Americio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(243)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"cm\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/curio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">96<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">cm<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Curiosit\u00e0<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(247)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"bk\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/berkelio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">97<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bk<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Berkelio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(247)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"cf\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/californiano\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">98<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Vedere<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">California<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(251)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"es\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/einsteinio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">99<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">\u00c8<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Einsteinio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(252)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"fm\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/fermio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">100<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">FM<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fermio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(257)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"md\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/mendelevio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">101<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">MD<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mendelevio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(258)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"no\">\r\n            \r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">102<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">NO<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nobelio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(259)<\/font><\/font><\/div>\r\n            \r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide wp-periodic-solid p7\" id=\"lr\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/laurent\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">103<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lr<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Laurencio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(262)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g4 p7\" id=\"rf\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/rutherfordio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">104<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">RF<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rutherfordio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(267)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g5 p7\" id=\"db\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/dubnio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">105<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Db<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Dubbio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(268)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g6 p7\" id=\"sg\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/seborgio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">106<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sg<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Seborgio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(269)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g7 p7\" id=\"bh\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/borio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">107<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mah<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bohrio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(270)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g8 p7\" id=\"hs\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/hassio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">108<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Hs<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Hassium<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(269)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g9 p7\" id=\"mt\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/meitnerio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">109<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">MT<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Meitnerio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(278)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g10 p7\" id=\"ds\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/darmstadtio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">110<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">DS<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Darmstade<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(281)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g11 p7\" id=\"rg\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/roentgenius\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">111<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rg<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Roentgenio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(281)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-transition wp-periodic-unknown g12 p7\" id=\"cn\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/copernico\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">112<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cn<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Copernico<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(285)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition g13 p7\" id=\"nh\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/nihonium\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">113<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nh<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nihonium<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(286)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition g14 p7\" id=\"fl\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/flerovio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">114<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Florida<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Flerovium<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(289)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition g15 p7\" id=\"mc\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/moscoviano\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">115<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mc<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mosca<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(289)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-basic wp-periodic-post-transition g16 p7\" id=\"lv\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/foiemorio\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">116<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Liv<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Foiemorio<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(293)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-halogen wp-periodic-unknown g17 p7\" id=\"ts\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/teso\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">117<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ts<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Teneso<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(294)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-noble wp-periodic-unknown g18 p7\" id=\"og\">\r\n            <a href=\"https:\/\/chemuza.org\/it\/oganeson\/\">\r\n                <div class=\"wp-periodic-element-number\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">118<\/font><\/font><\/div>\r\n                <h2 class=\"wp-periodic-element-symbol\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Og<\/font><\/font><\/h2>\r\n                <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Oganeson<\/font><\/font><\/div>\r\n                <div class=\"wp-periodic-element-weight\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">(294)<\/font><\/font><\/div>\r\n            <\/a>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-lanthanide\" id=\"lan\">\r\n            <div class=\"wp-periodic-element-number\">&nbsp;<\/div>\r\n            <h2 class=\"wp-periodic-element-symbol\">&nbsp;<\/h2>\r\n            <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lantanidi<\/font><\/font><\/div>\r\n        <\/section>\r\n        <section class=\"wp-periodic-element wp-periodic-actinide\" id=\"act\">\r\n            <div class=\"wp-periodic-element-number\">&nbsp;<\/div>\r\n            <h2 class=\"wp-periodic-element-symbol\">&nbsp;<\/h2>\r\n            <div class=\"wp-periodic-element-name\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Actinidae<\/font><\/font><\/div>\r\n        <\/section>\r\n\r\n    <\/div><!-- table --><!-- table-search-->\r\n<\/main>\r\n<style type=\"text\/css\">\r\n    body {\r\n        margin: 0;\r\n        min-height: 100vh;\r\n    }\r\n\r\n    body * {\r\n        -webkit-box-sizing: border-box;\r\n        box-sizing: border-box\r\n    }\r\n\r\n    .wp-periodic-wrap {\r\n        -webkit-box-sizing: border-box !important;\r\n        box-sizing: border-box !important;\r\n        margin: 0 auto !important;\r\n        overflow: hidden;\r\n        margin-bottom: 15px !important;\r\n    }\r\n\r\n    .wp-periodic-wrap h1 {\r\n        margin-top: 0 !important;\r\n        padding-bottom: .5rem !important;\r\n        border-bottom: .125rem solid rgba(0, 0, 0, 0.5) !important\r\n    }\r\n\r\n    .wp-periodic-wrap p {\r\n        margin: 0 0 20px\r\n    }\r\n\r\n    .wp-periodic-wrap img {\r\n        width: auto;\r\n        max-width: 100%;\r\n        height: auto\r\n    }\r\n\r\n    .wp-periodic-text-center {\r\n        text-align: center\r\n    }\r\n\r\n    .wp-periodic-text-right {\r\n        text-align: right\r\n    }\r\n\r\n    main.wp-periodic-wrap {\r\n        margin: 20px auto;\r\n        width: 100%;\r\n        max-width: 1200px;\r\n        padding: 0\r\n    }\r\n\r\n    .wp-periodic-table h2 {\r\n        margin: 0px !important;\r\n        padding: 0px !important;\r\n    }\r\n\r\n    @media(min-width:1200px) {\r\n        main.wp-periodic-wrap .wp-periodic-table {\r\n            display: -ms-grid;\r\n            display: grid;\r\n            -ms-grid-columns: auto;\r\n            grid-template-columns: auto;\r\n            -ms-grid-rows: 68px 68px 68px 68px 68px 68px 68px 40px 68px 68px;\r\n            grid-template-rows: 68px 68px 68px 68px 68px 68px 68px 40px 68px 68px;\r\n\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-lanthanide.p6 {\r\n            margin-top: -20px;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-actinide.p7 {\r\n            margin-top: -20px;\r\n        }\r\n\r\n        .table-mobile {\r\n            display: none !important;\r\n        }\r\n    }\r\n\r\n    @media(max-width:1200px) {\r\n\r\n        main.wp-periodic-wrap .wp-periodic-table {\r\n            max-width: 795px;\r\n            margin: auto;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-element {\r\n            float: left;\r\n        }\r\n\r\n        .wp-periodic-filter-hide {\r\n            margin-left: 0px !important;\r\n            display: inherit !important;\r\n        }\r\n\r\n        .wp-periodic-filter-title {\r\n            float: inherit !important;\r\n            margin-bottom: 15px;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-element-desc {\r\n            padding: 5px 35px !important;\r\n        }\r\n    }\r\n\r\n    @media(max-width:830px) {\r\n        main.wp-periodic-wrap .wp-periodic-table {\r\n            max-width: 595px;\r\n            margin: auto;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-element {\r\n            float: left;\r\n        }\r\n\r\n        #cg-all::after {\r\n            display: none !important;\r\n        }\r\n\r\n        #cg-all {\r\n\r\n            margin-right: 0px !important;\r\n        }\r\n\r\n        #cg-nonmetals::after {\r\n            display: none !important;\r\n        }\r\n\r\n        #cg-nonmetals {\r\n\r\n            margin-right: 0px !important;\r\n        }\r\n\r\n        #cg-nonmetals::after {\r\n            display: none !important;\r\n        }\r\n\r\n        #cg-nonmetals {\r\n\r\n            margin-right: 0px !important;\r\n        }\r\n\r\n        #cg-states::after {\r\n            display: none !important;\r\n        }\r\n\r\n        #cg-states {\r\n\r\n            margin-right: 0px !important;\r\n        }\r\n\r\n        .wp-periodic-group-filter {\r\n            padding: 7px 10px !important;\r\n        }\r\n    }\r\n\r\n    @media(max-width:630px) {\r\n\r\n        main.wp-periodic-wrap .wp-periodic-table {\r\n            max-width: 465px;\r\n            margin: auto;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-element {\r\n            float: left;\r\n        }\r\n    }\r\n\r\n    @media(max-width:530px) {\r\n        main.wp-periodic-wrap .wp-periodic-table {\r\n            max-width: 330px;\r\n            margin: auto;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-element {\r\n            float: left;\r\n        }\r\n    }\r\n\r\n    @media(max-width:350px) {\r\n        main.wp-periodic-wrap .wp-periodic-table {\r\n            max-width: 265px;\r\n            margin: auto;\r\n        }\r\n\r\n        .wp-periodic-table .wp-periodic-element {\r\n            float: left;\r\n        }\r\n    }    main.wp-periodic-wrap .wp-periodic-table> :nth-child(1) {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(2) {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(3) {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(4) {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(5) {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(6) {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(7) {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(8) {\r\n        -ms-grid-row: 8;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(9) {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    main.wp-periodic-wrap .wp-periodic-table> :nth-child(10) {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    .wp-periodic-intro-copy {\r\n        width: 70%;\r\n        float: left;\r\n    }\r\n\r\n    .wp-periodic-social {\r\n        width: 30%;\r\n        float: right;\r\n    }\r\n\r\n    .wp-periodic-social p {\r\n        margin: 0;\r\n        vertical-align: middle\r\n    }\r\n\r\n    .wp-periodic-social img {\r\n        color: #555759;\r\n        font-size: 14px;\r\n        text-decoration: none;\r\n        margin-left: 7px;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-social img:hover {\r\n        cursor: pointer\r\n    }\r\n\r\n    .wp-periodic-social .wp-periodic-social-download {\r\n        color: #555759;\r\n        font-size: 14px;\r\n        text-decoration: none\r\n    }\r\n\r\n    .wp-periodic-social img {\r\n        display: inline-block;\r\n        vertical-align: middle\r\n    }\r\n\r\n    .wp-periodic-element {\r\n        position: relative;\r\n        background: rgba(0, 0, 0, 0.25);\r\n        padding: .25rem;\r\n        margin: 2px\r\n    }\r\n\r\n    .wp-periodic-inner .wp-periodic-element {\r\n        width: 150px;\r\n        height: 150px;\r\n        padding: .5rem\r\n    }\r\n\r\n    .wp-periodic-table {\r\n        -ms-grid-columns: 62px;\r\n        grid-template-columns: 62px;\r\n        -ms-grid-rows: 62px;\r\n        grid-template-rows: 62px\r\n    }\r\n\r\n    .wp-periodic-table> :nth-child(1) {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 1\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-element {\r\n        width: auto;\r\n        height: 62px\r\n    }\r\n\r\n    .wp-periodic-element a {\r\n        color: #fff;\r\n        text-decoration: none;\r\n        display: block\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-element-number,\r\n    .wp-periodic-element .wp-periodic-element-symbol,\r\n    .wp-periodic-element .wp-periodic-element-name,\r\n    .wp-periodic-element .wp-periodic-element-weight {\r\n        color: #fff;\r\n        line-height: 1\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-element-number {\r\n        font-size: 13px;\r\n        text-align: right;\r\n        margin-bottom: 12px;\r\n        float: right;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-inner .wp-periodic-element .wp-periodic-element-number {\r\n        font-size: 30px\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-element-symbol {\r\n        font-size: 20px;\r\n        font-weight: 400;\r\n        margin: 0;\r\n        float: left;\r\n        display: inline-block;\r\n        padding-bottom: 0px;\r\n    }\r\n\r\n    .wp-periodic-inner .wp-periodic-element .wp-periodic-element-symbol {\r\n        font-size: 55px\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-element-name {\r\n        font-size: 8px;\r\n        margin-bottom: 3px;\r\n        clear: both\r\n    }\r\n\r\n    .wp-periodic-inner .wp-periodic-element .wp-periodic-element-name {\r\n        font-size: 12px;\r\n        position: absolute;\r\n        bottom: 25px\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-element-weight {\r\n        font-size: 11px\r\n    }\r\n\r\n    .wp-periodic-inner .wp-periodic-element .wp-periodic-element-weight {\r\n        position: absolute;\r\n        bottom: 10px\r\n    }\r\n\r\n    .wp-periodic-table-filters .wp-periodic-element:hover {\r\n        z-index: 2;\r\n        cursor: pointer\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-element:hover {\r\n        -webkit-transform: scale(1.05);\r\n        -ms-transform: scale(1.05);\r\n        transform: scale(1.05);\r\n        z-index: 2;\r\n        cursor: pointer\r\n    }\r\n\r\n    .wp-periodic-table-filters .wp-periodic-element:hover,\r\n    .wp-periodic-filter-hide .wp-periodic-element:hover {\r\n        background-color: #005daa;\r\n        color: #fff\r\n    }\r\n\r\n    .wp-periodic-element.wp-periodic-key {\r\n        background-color: #F5F6F8;\r\n        position: relative;\r\n        border: 1px solid #BEBBBB;\r\n        width: auto;\r\n        height: auto\r\n    }\r\n\r\n    .wp-periodic-element.wp-periodic-key:hover {\r\n        cursor: default;\r\n        -webkit-transform: scale(1);\r\n        -ms-transform: scale(1);\r\n        transform: scale(1)\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-key-title {\r\n        color: #555759;\r\n        font-size: 14px;\r\n        font-weight: 700;\r\n        position: absolute;\r\n        top: -20px;\r\n        left: 0\r\n    }\r\n\r\n    .wp-periodic-element .wp-periodic-key-info img {\r\n        margin: 0 auto;\r\n        display: block;\r\n        position: absolute;\r\n        top: 50%;\r\n        -webkit-transform: translate(0, -50%);\r\n        -ms-transform: translate(0, -50%);\r\n        transform: translate(0, -50%)\r\n    }\r\n\r\n    .wp-periodic-element.wp-periodic-color-guide,\r\n    .wp-periodic-group-filter {\r\n        background-color: #f2f3f7;\r\n        color: #555759;\r\n        font-size: 15px;\r\n        font-weight: 400;\r\n        line-height: 1;\r\n        text-align: center;\r\n        padding: 7px 20px;\r\n        border: 1px solid #BEBBBB;\r\n        border-radius: 4px\r\n    }\r\n\r\n    .wp-periodic-element.wp-periodic-color-guide:hover,\r\n    .wp-periodic-group-filter:hover {\r\n        cursor: pointer\r\n    }\r\n\r\n    .wp-periodic-group-filter:focus {\r\n        outline: none\r\n    }\r\n\r\n    .wp-periodic-element.wp-periodic-color-guide.wp-periodic-active,\r\n    .wp-periodic-group-filter.wp-periodic-active {\r\n        background-color: #004f89;\r\n        color: #fff\r\n    }\r\n\r\n    .wp-periodic-element.wp-periodic-color-guide.wp-periodic-active:hover,\r\n    .wp-periodic-group-filter.wp-periodic-active:hover {\r\n        background-color: #1e689e\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-alkali,\r\n    .wp-periodic-inner .wp-periodic-alkali {\r\n        background: #1863b6\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-alkaline,\r\n    .wp-periodic-inner .wp-periodic-alkaline {\r\n        background: #132440\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-transition,\r\n    .wp-periodic-inner .wp-periodic-transition {\r\n        background: #034786\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-basic,\r\n    .wp-periodic-inner .wp-periodic-basic {\r\n        background: #0c2947\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-semimetal,\r\n    .wp-periodic-inner .wp-periodic-semimetal {\r\n        background: #3551b5\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-nonmetal,\r\n    .wp-periodic-inner .wp-periodic-nonmetal {\r\n        background: #2976c6\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-halogen,\r\n    .wp-periodic-inner .wp-periodic-halogen {\r\n        background: #3ea1e2\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-noble,\r\n    .wp-periodic-inner .wp-periodic-noble {\r\n        background: #34ceff\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-lanthanide,\r\n    .wp-periodic-inner .wp-periodic-lanthanide {\r\n        background: #0a4d91\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-actinide,\r\n    .wp-periodic-inner .wp-periodic-actinide {\r\n        background: #6c9cc2\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-not-selected {\r\n        background: #e6e6e6\r\n    }\r\n\r\n    .wp-periodic-not-selected .wp-periodic-element-number,\r\n    .wp-periodic-not-selected .wp-periodic-element-symbol,\r\n    .wp-periodic-not-selected .wp-periodic-element-name,\r\n    .wp-periodic-not-selected .wp-periodic-element-weight {\r\n        color: #e6e6e6 !important\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-selected {\r\n        opacity: 1 !important\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-element-desc {\r\n        padding: 20px 35px;\r\n        -ms-grid-row: 4;\r\n        -ms-grid-row-span: -3;\r\n        -ms-grid-column: 13;\r\n        -ms-grid-column-span: -10;\r\n        grid-area: 4\/13\/1\/3\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-element-desc h2 {\r\n        color: #555759;\r\n        font-size: 20px;\r\n        font-weight: 700;\r\n        line-height: 1.03;\r\n        margin-bottom: 10px\r\n    }\r\n\r\n    .wp-periodic-table .wp-periodic-element-desc p {\r\n        color: #555759;\r\n        font-size: 12px;\r\n        margin-bottom: 20px\r\n    }\r\n\r\n    .wp-periodic-table-filters {\r\n        margin-bottom: 10px;\r\n        padding: 13px 30px;\r\n        border: 1px solid #ddd;\r\n        background: #f9f9f9;\r\n    }\r\n\r\n    .wp-periodic-filter-title {\r\n        margin-right: 25px;\r\n        float: left;\r\n    }\r\n\r\n    .wp-periodic-filter-title p {\r\n        margin: 4px 0 0\r\n    }\r\n\r\n    .wp-periodic-filter-title img {\r\n        display: inline-block;\r\n        vertical-align: middle\r\n    }\r\n\r\n    .wp-periodic-filter-hide {\r\n        width: 100%;\r\n        display: -webkit-box;\r\n        display: -ms-flexbox;\r\n        display: block;\r\n        -webkit-box-orient: horizontal;\r\n        -webkit-box-direction: normal;\r\n        -ms-flex-direction: row;\r\n        flex-direction: row;\r\n        text-align: center !important\r\n    }\r\n\r\n    .wp-periodic-filter-hide .wp-periodic-color-guide {\r\n        display: none\r\n    }\r\n\r\n    .wp-periodic-filter-hide .wp-periodic-element {\r\n        margin-top: 10px\r\n    }\r\n\r\n    #cg-all {\r\n        margin-right: 25px;\r\n        position: relative\r\n    }\r\n\r\n    #cg-all::after {\r\n        content: '';\r\n        width: 25px;\r\n        height: 25px;\r\n        display: block;\r\n        border-right: 1px solid #BEBBBB;\r\n        position: absolute;\r\n        right: -18px;\r\n        top: 0\r\n    }\r\n\r\n    #cg-nonmetals {\r\n        margin-right: 25px;\r\n        position: relative\r\n    }\r\n\r\n    #cg-nonmetals::after {\r\n        content: '';\r\n        width: 25px;\r\n        height: 25px;\r\n        display: block;\r\n        border-right: 1px solid #BEBBBB;\r\n        position: absolute;\r\n        right: -18px;\r\n        top: 0\r\n    }\r\n\r\n    #cg-states {\r\n        margin-right: 25px;\r\n        position: relative\r\n    }\r\n\r\n    #cg-states::after {\r\n        content: '';\r\n        width: 25px;\r\n        height: 25px;\r\n        display: block;\r\n        border-right: 1px solid #BEBBBB;\r\n        position: absolute;\r\n        right: -18px;\r\n        top: 0\r\n    }\r\n\r\n    button#wp-periodic-reset {\r\n        background: none;\r\n        color: #555759;\r\n        font-size: 14px;\r\n        padding: 0;\r\n        clear: both;\r\n        border: none\r\n    }\r\n\r\n    button#wp-periodic-reset:hover {\r\n        cursor: pointer\r\n    }\r\n\r\n    button#wp-periodic-reset:focus {\r\n        outline: none\r\n    }\r\n\r\n    #h {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 1;\r\n        grid-area: 1\/1\/1\/1\r\n    }\r\n\r\n    #he {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 18;\r\n        grid-area: 1\/18\/1\/18\r\n    }\r\n\r\n    #li {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 1;\r\n        grid-area: 2\/1\/2\/1\r\n    }\r\n\r\n    #be {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 2;\r\n        grid-area: 2\/2\/2\/2\r\n    }\r\n\r\n    #b {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 13;\r\n        grid-area: 2\/13\/2\/13\r\n    }\r\n\r\n    #c {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 14;\r\n        grid-area: 2\/14\/2\/14\r\n    }\r\n\r\n    #n {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 15;\r\n        grid-area: 2\/15\/2\/15\r\n    }\r\n\r\n    #o {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 16;\r\n        grid-area: 2\/16\/2\/16\r\n    }\r\n\r\n    #f {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 17;\r\n        grid-area: 2\/17\/2\/17\r\n    }\r\n\r\n    #ne {\r\n        -ms-grid-row: 2;\r\n        -ms-grid-column: 18;\r\n        grid-area: 2\/18\/2\/18\r\n    }\r\n\r\n    #na {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 1;\r\n        grid-area: 3\/1\/3\/1\r\n    }\r\n\r\n    #mg {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 2;\r\n        grid-area: 3\/2\/3\/2\r\n    }\r\n\r\n    #al {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 13;\r\n        grid-area: 3\/13\/3\/13\r\n    }\r\n\r\n    #si {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 14;\r\n        grid-area: 3\/14\/3\/14\r\n    }\r\n\r\n    #p {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 15;\r\n        grid-area: 3\/15\/3\/15\r\n    }\r\n\r\n    #s {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 16;\r\n        grid-area: 3\/16\/3\/16\r\n    }\r\n\r\n    #cl {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 17;\r\n        grid-area: 3\/17\/3\/17\r\n    }\r\n\r\n    #ar {\r\n        -ms-grid-row: 3;\r\n        -ms-grid-column: 18;\r\n        grid-area: 3\/18\/3\/18\r\n    }\r\n\r\n    #k {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 1;\r\n        grid-area: 4\/1\/4\/1\r\n    }\r\n\r\n    #ca {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 2;\r\n        grid-area: 4\/2\/4\/2\r\n    }\r\n\r\n    #sc {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 3;\r\n        grid-area: 4\/3\/4\/3\r\n    }\r\n\r\n    #ti {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 4;\r\n        grid-area: 4\/4\/4\/4\r\n    }\r\n\r\n    #v {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 5;\r\n        grid-area: 4\/5\/4\/5\r\n    }\r\n\r\n    #cr {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 6;\r\n        grid-area: 4\/6\/4\/6\r\n    }\r\n\r\n    #mn {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 7;\r\n        grid-area: 4\/7\/4\/7\r\n    }\r\n\r\n    #fe {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 8;\r\n        grid-area: 4\/8\/4\/8\r\n    }\r\n\r\n    #co {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 9;\r\n        grid-area: 4\/9\/4\/9\r\n    }\r\n\r\n    #ni {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 10;\r\n        grid-area: 4\/10\/4\/10\r\n    }\r\n\r\n    #cu {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 11;\r\n        grid-area: 4\/11\/4\/11\r\n    }\r\n\r\n    #zn {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 12;\r\n        grid-area: 4\/12\/4\/12\r\n    }\r\n\r\n    #ga {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 13;\r\n        grid-area: 4\/13\/4\/13\r\n    }\r\n\r\n    #ge {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 14;\r\n        grid-area: 4\/14\/4\/14\r\n    }\r\n\r\n    #as {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 15;\r\n        grid-area: 4\/15\/4\/15\r\n    }\r\n\r\n    #se {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 16;\r\n        grid-area: 4\/16\/4\/16\r\n    }\r\n\r\n    #br {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 17;\r\n        grid-area: 4\/17\/4\/17\r\n    }\r\n\r\n    #kr {\r\n        -ms-grid-row: 4;\r\n        -ms-grid-column: 18;\r\n        grid-area: 4\/18\/4\/18\r\n    }\r\n\r\n    #rb {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 1;\r\n        grid-area: 5\/1\/5\/1\r\n    }\r\n\r\n    #sr {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 2;\r\n        grid-area: 5\/2\/5\/2\r\n    }\r\n\r\n    #y {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 3;\r\n        grid-area: 5\/3\/5\/3\r\n    }\r\n\r\n    #zr {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 4;\r\n        grid-area: 5\/4\/5\/4\r\n    }\r\n\r\n    #nb {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 5;\r\n        grid-area: 5\/5\/5\/5\r\n    }\r\n\r\n    #mo {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 6;\r\n        grid-area: 5\/6\/5\/6\r\n    }\r\n\r\n    #tc {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 7;\r\n        grid-area: 5\/7\/5\/7\r\n    }\r\n\r\n    #ru {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 8;\r\n        grid-area: 5\/8\/5\/8\r\n    }\r\n\r\n    #rh {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 9;\r\n        grid-area: 5\/9\/5\/9\r\n    }\r\n\r\n    #pd {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 10;\r\n        grid-area: 5\/10\/5\/10\r\n    }\r\n\r\n    #ag {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 11;\r\n        grid-area: 5\/11\/5\/11\r\n    }\r\n\r\n    #cd {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 12;\r\n        grid-area: 5\/12\/5\/12\r\n    }\r\n\r\n    #in {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 13;\r\n        grid-area: 5\/13\/5\/13\r\n    }\r\n\r\n    #sn {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 14;\r\n        grid-area: 5\/14\/5\/14\r\n    }\r\n\r\n    #sb {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 15;\r\n        grid-area: 5\/15\/5\/15\r\n    }\r\n\r\n    #te {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 16;\r\n        grid-area: 5\/16\/5\/16\r\n    }\r\n\r\n    #i {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 17;\r\n        grid-area: 5\/17\/5\/17\r\n    }\r\n\r\n    #xe {\r\n        -ms-grid-row: 5;\r\n        -ms-grid-column: 18;\r\n        grid-area: 5\/18\/5\/18\r\n    }\r\n\r\n    #cs {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 1;\r\n        grid-area: 6\/1\/6\/1\r\n    }\r\n\r\n    #ba {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 2;\r\n        grid-area: 6\/2\/6\/2\r\n    }\r\n\r\n    #hf {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 4;\r\n        grid-area: 6\/4\/6\/4\r\n    }\r\n\r\n    #ta {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 5;\r\n        grid-area: 6\/5\/6\/5\r\n    }\r\n\r\n    #w {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 6;\r\n        grid-area: 6\/6\/6\/6\r\n    }\r\n\r\n    #re {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 7;\r\n        grid-area: 6\/7\/6\/7\r\n    }\r\n\r\n    #os {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 8;\r\n        grid-area: 6\/8\/6\/8\r\n    }\r\n\r\n    #ir {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 9;\r\n        grid-area: 6\/9\/6\/9\r\n    }\r\n\r\n    #wp-periodic {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 10;\r\n        grid-area: 6\/10\/6\/10\r\n    }\r\n\r\n    #au {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 11;\r\n        grid-area: 6\/11\/6\/11\r\n    }\r\n\r\n    #hg {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 12;\r\n        grid-area: 6\/12\/6\/12\r\n    }\r\n\r\n    #tl {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 13;\r\n        grid-area: 6\/13\/6\/13\r\n    }\r\n\r\n    #pb {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 14;\r\n        grid-area: 6\/14\/6\/14\r\n    }\r\n\r\n    #bi {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 15;\r\n        grid-area: 6\/15\/6\/15\r\n    }\r\n\r\n    #po {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 16;\r\n        grid-area: 6\/16\/6\/16\r\n    }\r\n\r\n    #at {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 17;\r\n        grid-area: 6\/17\/6\/17\r\n    }\r\n\r\n    #rn {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 18;\r\n        grid-area: 6\/18\/6\/18\r\n    }\r\n\r\n    #fr {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 1;\r\n        grid-area: 7\/1\/7\/1\r\n    }\r\n\r\n    #ra {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 2;\r\n        grid-area: 7\/2\/7\/2\r\n    }\r\n\r\n    #rf {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 4;\r\n        grid-area: 7\/4\/7\/4\r\n    }\r\n\r\n    #db {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 5;\r\n        grid-area: 7\/5\/7\/5\r\n    }\r\n\r\n    #sg {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 6;\r\n        grid-area: 7\/6\/7\/6\r\n    }\r\n\r\n    #bh {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 7;\r\n        grid-area: 7\/7\/7\/7\r\n    }\r\n\r\n    #hs {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 8;\r\n        grid-area: 7\/8\/7\/8\r\n    }\r\n\r\n    #mt {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 9;\r\n        grid-area: 7\/9\/7\/9\r\n    }\r\n\r\n    #ds {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 10;\r\n        grid-area: 7\/10\/7\/10\r\n    }\r\n\r\n    #rg {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 11;\r\n        grid-area: 7\/11\/7\/11\r\n    }\r\n\r\n    #cn {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 12;\r\n        grid-area: 7\/12\/7\/12\r\n    }\r\n\r\n    #nh {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 13;\r\n        grid-area: 7\/13\/7\/13\r\n    }\r\n\r\n    #fl {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 14;\r\n        grid-area: 7\/14\/7\/14\r\n    }\r\n\r\n    #mc {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 15;\r\n        grid-area: 7\/15\/7\/15\r\n    }\r\n\r\n    #lv {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 16;\r\n        grid-area: 7\/16\/7\/16\r\n    }\r\n\r\n    #ts {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 17;\r\n        grid-area: 7\/17\/7\/17\r\n    }\r\n\r\n    #og {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 18;\r\n        grid-area: 7\/18\/7\/18\r\n    }\r\n\r\n    #la {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 4;\r\n        grid-area: 9\/3\/9\/4\r\n    }\r\n\r\n    #ce {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 5;\r\n        grid-area: 9\/4\/9\/5\r\n    }\r\n\r\n    #pr {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 6;\r\n        grid-area: 9\/5\/9\/6\r\n    }\r\n\r\n    #nd {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 7;\r\n        grid-area: 9\/6\/9\/7\r\n    }\r\n\r\n    #pm {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 8;\r\n        grid-area: 9\/7\/9\/8\r\n    }\r\n\r\n    #sm {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 9;\r\n        grid-area: 9\/8\/9\/9\r\n    }\r\n\r\n    #eu {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 10;\r\n        grid-area: 9\/9\/9\/10\r\n    }\r\n\r\n    #gd {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 11;\r\n        grid-area: 9\/10\/9\/11\r\n    }\r\n\r\n    #tb {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 12;\r\n        grid-area: 9\/11\/9\/12\r\n    }\r\n\r\n    #dy {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 13;\r\n        grid-area: 9\/12\/9\/13\r\n    }\r\n\r\n    #ho {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 14;\r\n        grid-area: 9\/13\/9\/14\r\n    }\r\n\r\n    #er {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 15;\r\n        grid-area: 9\/14\/9\/15\r\n    }\r\n\r\n    #tm {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 16;\r\n        grid-area: 9\/15\/9\/16\r\n    }\r\n\r\n    #yb {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 17;\r\n        grid-area: 9\/16\/9\/17\r\n    }\r\n\r\n    #lu {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-column: 18;\r\n        grid-area: 9\/17\/9\/18\r\n    }\r\n\r\n    #ac {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 4;\r\n        grid-area: 10\/3\/10\/4\r\n    }\r\n\r\n    #th {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 5;\r\n        grid-area: 10\/4\/10\/5\r\n    }\r\n\r\n    #pa {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 6;\r\n        grid-area: 10\/5\/10\/6\r\n    }\r\n\r\n    #u {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 7;\r\n        grid-area: 10\/6\/10\/7\r\n    }\r\n\r\n    #np {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 8;\r\n        grid-area: 10\/7\/10\/8\r\n    }\r\n\r\n    #pu {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 9;\r\n        grid-area: 10\/8\/10\/9\r\n    }\r\n\r\n    #am {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 10;\r\n        grid-area: 10\/9\/10\/10\r\n    }\r\n\r\n    #cm {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 11;\r\n        grid-area: 10\/10\/10\/11\r\n    }\r\n\r\n    #bk {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 12;\r\n        grid-area: 10\/11\/10\/12\r\n    }\r\n\r\n    #cf {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 13;\r\n        grid-area: 10\/12\/10\/13\r\n    }\r\n\r\n    #es {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 14;\r\n        grid-area: 10\/13\/10\/14\r\n    }\r\n\r\n    #fm {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 15;\r\n        grid-area: 10\/14\/10\/15\r\n    }\r\n\r\n    #md {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 16;\r\n        grid-area: 10\/15\/10\/16\r\n    }\r\n\r\n    #no {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 17;\r\n        grid-area: 10\/16\/10\/17\r\n    }\r\n\r\n    #lr {\r\n        -ms-grid-row: 10;\r\n        -ms-grid-column: 18;\r\n        grid-area: 10\/17\/10\/18\r\n    }\r\n\r\n    #cg-alkali {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 1;\r\n        grid-area: 1\/1\/1\/1\r\n    }\r\n\r\n    #cg-alkaline {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 2;\r\n        grid-area: 1\/2\/1\/2\r\n    }\r\n\r\n    #cg-transition {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 3;\r\n        grid-area: 1\/3\/1\/3\r\n    }\r\n\r\n    #cg-basic {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 4;\r\n        grid-area: 1\/4\/1\/4\r\n    }\r\n\r\n    #cg-semimetal {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 5;\r\n        grid-area: 1\/5\/1\/5\r\n    }\r\n\r\n    #cg-nonmetal {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 6;\r\n        grid-area: 1\/6\/1\/6\r\n    }\r\n\r\n    #cg-halogen {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 7;\r\n        grid-area: 1\/7\/1\/7\r\n    }\r\n\r\n    #cg-noble {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 8;\r\n        grid-area: 1\/8\/1\/8\r\n    }\r\n\r\n    #cg-lanthanide {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 9;\r\n        grid-area: 1\/9\/1\/9\r\n    }\r\n\r\n    #cg-actinide {\r\n        -ms-grid-row: 1;\r\n        -ms-grid-column: 10;\r\n        grid-area: 1\/10\/1\/10\r\n    }\r\n\r\n    #lan {\r\n        -ms-grid-row: 6;\r\n        -ms-grid-column: 3;\r\n        grid-area: 6\/3\/6\/3\r\n    }\r\n\r\n    #act {\r\n        -ms-grid-row: 7;\r\n        -ms-grid-column: 3;\r\n        grid-area: 7\/3\/7\/3\r\n    }\r\n\r\n    #key {\r\n        -ms-grid-row: 9;\r\n        -ms-grid-row-span: 2;\r\n        -ms-grid-column: 1;\r\n        -ms-grid-column-span: 3;\r\n        grid-area: 9\/1\/11\/4\r\n    }\r\n\r\n    .wp-periodic-accordion {\r\n        list-style: none;\r\n        margin: 0;\r\n        padding: 0\r\n    }\r\n\r\n    .wp-periodic-accordion .wp-periodic-inner {\r\n        background-color: #F4F4F4;\r\n        margin: 0;\r\n        padding: 25px;\r\n        overflow: hidden;\r\n        display: none\r\n    }\r\n\r\n    .wp-periodic-accordion li:nth-child(even) .wp-periodic-inner {\r\n        background-color: #e6e6e6\r\n    }\r\n\r\n    .wp-periodic-accordion li:nth-child(odd) .wp-periodic-inner {\r\n        background-color: #d6d6d6\r\n    }\r\n\r\n    .wp-periodic-accordion .wp-periodic-inner:target {\r\n        display: block\r\n    }\r\n\r\n    .wp-periodic-accordion li {\r\n        margin: 0;\r\n        display: block\r\n    }\r\n\r\n    .wp-periodic-accordion p {\r\n        color: #565757\r\n    }\r\n\r\n    .wp-periodic-accordion li a.wp-periodic-toggle {\r\n        background-color: #d6d6d6;\r\n        width: 100%;\r\n        padding: 20px;\r\n        display: block;\r\n        -webkit-transition: background .3s ease;\r\n        -o-transition: background .3s ease;\r\n        transition: background .3s ease;\r\n        position: relative\r\n    }\r\n\r\n    .wp-periodic-accordion li a.wp-periodic-toggle::before {\r\n        background: url(https:\/\/beta-static.fishersci.com\/content\/dam\/fishersci\/en_US\/images\/periodic-table\/ico-down.png) right center no-repeat transparent;\r\n        background-size: 14px;\r\n        content: '';\r\n        width: 14%;\r\n        height: 17px;\r\n        float: right;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-accordion li.wp-periodic-active-ico a.wp-periodic-toggle::before {\r\n        background: url(https:\/\/beta-static.fishersci.com\/content\/dam\/fishersci\/en_US\/images\/periodic-table\/ico-up.png) right center no-repeat transparent;\r\n        background-size: 14px\r\n    }\r\n\r\n    .wp-periodic-accordion li:nth-child(even) a.wp-periodic-toggle {\r\n        background-color: #e6e6e6\r\n    }\r\n\r\n    .wp-periodic-accordion li a.wp-periodic-toggle:hover {\r\n        background: rgba(0, 0, 0, .15);\r\n        cursor: pointer\r\n    }\r\n\r\n    .wp-periodic-accordion .wp-periodic-toggle p {\r\n        margin-bottom: 0\r\n    }\r\n\r\n    .wp-periodic-col-one-key {\r\n        width: 33%;\r\n        float: left;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-col-two-key {\r\n        width: 33%;\r\n        float: left;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-col-three-key {\r\n        width: 20%;\r\n        float: left;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-col-three-key p {\r\n        text-align: right\r\n    }\r\n\r\n    .wp-periodic-col-third {\r\n        width: 33.3333%;\r\n        float: left;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-col-atomic {\r\n        width: 24%\r\n    }\r\n\r\n    .wp-periodic-col-symbol p {\r\n        text-align: center\r\n    }\r\n\r\n    .wp-periodic-table-search {\r\n        position: relative\r\n    }\r\n\r\n    .wp-periodic-to-top {\r\n        background-color: #A2A4AA;\r\n        text-align: right;\r\n        width: 100%;\r\n        max-width: 1200px;\r\n        margin: 0 auto;\r\n        padding: 15px 30px;\r\n        position: fixed;\r\n        right: 0;\r\n        bottom: 0;\r\n        left: 0\r\n    }\r\n\r\n    .wp-periodic-to-top a {\r\n        color: #fff;\r\n        font-size: 16px;\r\n        text-decoration: none\r\n    }\r\n\r\n    .wp-periodic-to-top img {\r\n        height: 15px;\r\n        display: inline-block\r\n    }\r\n\r\n    .wp-periodic-search-box {\r\n        padding: .75em .75em .75em 0\r\n    }\r\n\r\n    .wp-periodic-search-box p {\r\n        color: #555759;\r\n        font-size: 14px;\r\n        margin-bottom: 10px\r\n    }\r\n\r\n    .wp-periodic-search-box input[type=\"text\"] {\r\n        font-size: 15px;\r\n        width: 100%;\r\n        max-width: 300px;\r\n        padding: 7px 15px\r\n    }\r\n\r\n    .wp-periodic-search-box input[type=\"text\"]::-webkit-input-placeholder {\r\n        color: #c4c3c3\r\n    }\r\n\r\n    .wp-periodic-search-box input[type=\"text\"]::-moz-placeholder {\r\n        color: #c4c3c3\r\n    }\r\n\r\n    .wp-periodic-search-box input[type=\"text\"]:-ms-input-placeholder {\r\n        color: #c4c3c3\r\n    }\r\n\r\n    .wp-periodic-search-box input[type=\"text\"]::-ms-input-placeholder {\r\n        color: #c4c3c3\r\n    }\r\n\r\n    .wp-periodic-search-box input[type=\"text\"]::placeholder {\r\n        color: #c4c3c3\r\n    }\r\n\r\n    #wp-periodic-search-table {\r\n        margin-bottom: 48px\r\n    }\r\n\r\n    .wp-periodic-search-table-key {\r\n        background-color: #727272;\r\n        padding: 20px\r\n    }\r\n\r\n    .wp-periodic-search-table-key p {\r\n        color: #fff;\r\n        margin-bottom: 0\r\n    }\r\n\r\n    .wp-periodic-col-element {\r\n        width: 15%;\r\n        margin-right: 1.3333%;\r\n        float: left\r\n    }\r\n\r\n    .wp-periodic-col-desc {\r\n        width: 43%;\r\n        margin-right: 3.3333%;\r\n        float: left\r\n    }\r\n\r\n    .wp-periodic-col-detail {\r\n        width: 32%;\r\n        float: left\r\n    }\r\n\r\n    .wp-periodic-table-mobile {\r\n        display: none\r\n    }\r\n\r\n    @media (max-width: 1040px) {\r\n        .wp-periodic-col-desc {\r\n            width: 75%;\r\n            margin-right: 0;\r\n            margin-left: 3%\r\n        }\r\n\r\n        .wp-periodic-col-detail {\r\n            margin-left: 19.3333%\r\n        }\r\n    }\r\n\r\n    @media (max-width: 885px) {\r\n        .wp-periodic-table-mobile {\r\n            display: block\r\n        }\r\n\r\n        .wp-periodic-col-desc {\r\n            width: 75%;\r\n            margin-right: 0;\r\n            margin-left: 6%\r\n        }\r\n\r\n        .wp-periodic-col-detail {\r\n            margin-left: 22.3333%\r\n        }\r\n\r\n        .wp-periodic-intro-copy {\r\n            width: 100%;\r\n            float: none;\r\n            display: block\r\n        }\r\n\r\n        .wp-periodic-social {\r\n            width: 100%;\r\n            float: none;\r\n            display: block\r\n        }\r\n\r\n        .wp-periodic-social .wp-periodic-text-right {\r\n            text-align: center;\r\n            margin-bottom: 20px\r\n        }\r\n\r\n        .wp-periodic-to-top {\r\n            text-align: center\r\n        }\r\n    }\r\n\r\n    @media (max-width: 788px) {\r\n        .wp-periodic-col-element {\r\n            margin-bottom: 20px\r\n        }\r\n\r\n        .wp-periodic-col-desc {\r\n            width: 100%;\r\n            margin-left: 0\r\n        }\r\n\r\n        .wp-periodic-col-detail {\r\n            width: 100%;\r\n            margin-left: 0\r\n        }\r\n    }\r\n\r\n    .wp-periodic-group:after,\r\n    .wp-periodic-table .wp-periodic-section.wp-periodic-element:after {\r\n        content: \"\";\r\n        display: table;\r\n        clear: both\r\n    }\r\n\r\n    @media(max-width:1200px) {\r\n        .wp-periodic-table .wp-periodic-element {\r\n            width: 62px !important;\r\n            height: 62px\r\n        }\r\n    }\r\n<\/style>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cos'\u00e8 la tavola periodica?<\/font><\/font><\/strong><\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questa \u00e8 una tabella creata per registrare e ordinare ciascuno degli elementi chimici esistenti. <\/font><font style=\"vertical-align: inherit;\">Questi sono classificati in base al numero atomico, alle propriet\u00e0 chimiche e alla configurazione elettronica.<\/font><\/font><\/p>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Caratteristiche della tavola periodica<\/font><\/font><\/strong> <\/h2>\r\n<figure class=\"wp-block-image size-full\"><\/figure>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La tavola periodica degli elementi \u00e8 redatta sistematicamente: in righe e colonne. <\/font><font style=\"vertical-align: inherit;\">I tipi di elementi sono identificati da un colore diverso: verde, arancione, blu, lilla, viola, rosso e giallo.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La tabella riflette i dati fondamentali di ciascuno degli elementi chimici. <\/font><font style=\"vertical-align: inherit;\">Ad esempio: nome, simbolo, massa atomica, numero atomico, elettronegativit\u00e0, stati di ossidazione, configurazione elettronica ed energia di ionizzazione; <\/font><font style=\"vertical-align: inherit;\">in questo modo il suo utilizzo potr\u00e0 essere determinato pi\u00f9 facilmente.<\/font><\/font><\/p>\r\n<h3> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Quanti elementi ci sono nella tavola periodica?<\/font><\/font><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La tavola periodica contiene 118 elementi che sono stati confermati dall'Unione Internazionale di Chimica Pura e Applicata (IUPAC). <\/font><font style=\"vertical-align: inherit;\">Di questi elementi, 94 esistono in natura e 24 elementi sono completamente sintetici, cio\u00e8 sono stati creati artificialmente in laboratorio.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tuttavia, va notato che il numero di elementi viene aggiornato man mano che diversi scienziati scoprono, studiano e studiano nuovi elementi da quelli esistenti.<\/font><\/font><\/p>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">A cosa serve la tavola periodica?<\/font><\/font><\/strong><\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">\u00c8 molto utile per la scienza in molti modi. <\/font><font style=\"vertical-align: inherit;\">Offre ad esempio la possibilit\u00e0 di effettuare un'analisi del comportamento chimico di tutti gli elementi. <\/font><font style=\"vertical-align: inherit;\">Aiuta a distinguere la configurazione elettronica e l'elettronegativit\u00e0 degli elementi.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Aiuta a estrarre somiglianze e differenze tra gli elementi, poich\u00e9 riflette le informazioni sulla massa e sul numero atomico di ciascuno di essi. <\/font><font style=\"vertical-align: inherit;\">Date le grandi informazioni che fornisce su ciascuno degli elementi, \u00e8 possibile prevedere e ottenere le propriet\u00e0 chimiche dei nuovi elementi che possono essere inclusi nella tabella.<\/font><\/font><\/p>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">parti della tavola periodica<\/font><\/font><\/strong><\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La tavola periodica \u00e8 organizzata in 7 righe orizzontali, chiamate anche periodi. <\/font><font style=\"vertical-align: inherit;\">In questi periodi vengono raggruppati gli elementi il \u200b\u200bcui numero di strati elettronici \u00e8 pari al numero del periodo. <\/font><font style=\"vertical-align: inherit;\">Ad esempio: gli 8 elementi del periodo 2 hanno ciascuno 2 gusci elettronici.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Inoltre, contiene 18 colonne chiamate gruppi o famiglie che sono numerate da sinistra a destra iniziando con il numero 1 appartenente ai metalli alcalini e terminando con il numero 18 appartenente alla famiglia dei gas nobili.\r\n<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gli elementi appartenenti allo stesso gruppo o famiglia hanno caratteristiche simili, si tiene conto soprattutto della struttura dei loro elettroni nell'ultimo guscio dell'atomo. <\/font><font style=\"vertical-align: inherit;\">Un esempio \u00e8 il potassio, che ha 4 strati, ma nell'ultimo ha un solo elettrone, motivo per cui \u00e8 nel gruppo numero 1.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Anche la tabella \u00e8 organizzata in 4 blocchi: nel blocco S sono presenti i gruppi 1 e 2 idrogeno, elio, metalli alcalini e metalli alcalino terrosi. <\/font><font style=\"vertical-align: inherit;\">Il blocco P \u00e8 composto dai gruppi da 13 a 18 e metalloidi. <\/font><font style=\"vertical-align: inherit;\">Il blocco D \u00e8 costituito dai gruppi da 3 a 12 e dai metalli di transizione. <\/font><font style=\"vertical-align: inherit;\">Infine c'\u00e8 il blocco F al quale non \u00e8 assegnato alcun numero di gruppo; <\/font><font style=\"vertical-align: inherit;\">tuttavia, i lantanidi e gli attinidi si adattano a questo.<\/font><\/font><\/p>\r\n<h2> <strong><a href=\"https:\/\/chemuza.org\/it\/metalli\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli<\/font><\/font><\/a><\/strong> <\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono elementi solidi a temperatura ambiente (eccetto il mercurio) e si trovano sul lato sinistro della tavola periodica. <\/font><font style=\"vertical-align: inherit;\">La caratteristica principale dei metalli \u00e8 quella di essere i migliori conduttori di calore ed elettricit\u00e0; <\/font><font style=\"vertical-align: inherit;\">Inoltre, sono duttili, malleabili e resistenti.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono stati utilizzati dagli esseri umani nel corso del tempo come strutture, strumenti e statue. <\/font><font style=\"vertical-align: inherit;\">Hanno una lucentezza eccezionale che li rende ideali per forgiare pezzi decorativi e gioielli.<\/font><\/font><\/p>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/alcalino\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Metalli alcalini<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono metalli teneri, lucenti e molto reattivi alle normali condizioni di temperatura e pressione; <\/font><font style=\"vertical-align: inherit;\">per questo motivo non si trovano mai del tutto puri in natura. <\/font><font style=\"vertical-align: inherit;\">Hanno bassi punti di ebollizione e di fusione, nonch\u00e9 basse densit\u00e0. <\/font><font style=\"vertical-align: inherit;\">Sono ottimi conduttori di calore ed elettricit\u00e0.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tra questi ci sono:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/sodio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sodio (Na)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/cesio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cesio (Cs)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/potassio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Potassio (K)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/litio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Litio (Li)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/francio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Francio (Fr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/rubidio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rubidio (Rb)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/terra-alcalina\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli alcalino terrosi<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questi elementi si trovano nel gruppo 2 della tavola periodica. <\/font><font style=\"vertical-align: inherit;\">Il suo nome \u201cTerra alcalina\u201d deriva dall'associazione dei suoi ossidi (terre) e delle sue propriet\u00e0 alcaline.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono buoni conduttori elettrici, morbidi, a bassa densit\u00e0 e colorati. <\/font><font style=\"vertical-align: inherit;\">Da un lato sono pi\u00f9 resistenti dei metalli alcalini ma, dall\u2019altro, sono meno reattivi di questi ultimi.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questi sono:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/magnesio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Magnesio (Mg)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/bario\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bario (Ba)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/calcio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Calcio (Ca)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/berillio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Berillio (Be)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/radio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Raggio (Ra)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/stronzio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Stronzio (Sr)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/di-transizione\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli di transizione<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questi elementi si trovano nel blocco D, cio\u00e8 nella parte centrale della tavola periodica. <\/font><font style=\"vertical-align: inherit;\">Si chiamano transitori perch\u00e9 possono essere stabili da soli, non hanno bisogno di reagire con un altro elemento. <\/font><font style=\"vertical-align: inherit;\">Ci\u00f2 significa che quando il suo guscio finale manca di elettroni per essere completo, li attira da altri gusci interni.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">In generale questi metalli sono duri, hanno punti di ebollizione e di fusione elevati; <\/font><font style=\"vertical-align: inherit;\">Sono anche ottimi conduttori di calore ed elettricit\u00e0.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tra questi ci sono i seguenti:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/titanio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Titanio (Ti)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/cromo\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cromo (Cr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/scandio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Scandio (Sc)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/vanadio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Vanadio(V)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/ferro\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ferro (Fe)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/nichel\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nichel (Ni)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/manganese\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Manganese (Mn)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/zinco\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zinco (Zn)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/cobalto\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cobalto (Co)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/rame\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rame (Cu)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/zirconio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zirconio (Zr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/molibdeno\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Molibdeno (Mo)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/rutenio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rutenio (Ru)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/ittrio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ittrio (Y)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/niobio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Niobio (Nb)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/tecnezio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tecnezio (Tc)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/palladio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Palladio (Pd)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/soldi\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Argento (Ag)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/rodio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rodio (Rh)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/lutezio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lutezio (Lu)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/cadmio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cadmio (Cd)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/tungsteno\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tungsteno (W)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/osmio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Osmio (osso)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/renio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Renio (Ri)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/tantalio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tantalio (Ta)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/iridio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Iridio (Vai)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/mercurio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mercurio (Hg)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/platino\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Platino (PD)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/laurent\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Laurenzio (Lr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/oro\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Oro (Au)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/dubnio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Dubbio (Db)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/borio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Borio (Bh)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/hassio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Hassio (Hs)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/darmstadtio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Darmstatium (Ds)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/seborgio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Seaborgio (Sg)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/meitnerio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Meitnerio (Mt)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/copernico\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Copernicio (Cn)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/roentgenius\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Roentgenio (Rg)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/afnio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Afnio (Hf)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/rutherfordio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Rutherfordio (Rf)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/post-transitorio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalli post-transizione<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono conosciuti come metalli del blocco P e altre volte semplicemente come \u201cAltri metalli\u201d. <\/font><font style=\"vertical-align: inherit;\">Si trovano nella tavola periodica tra i metalloidi o semimetalli a destra e i metalli di transizione a sinistra.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questi elementi possono essere chiaramente identificati come metalli dalla loro forma; <\/font><font style=\"vertical-align: inherit;\">tuttavia, le loro caratteristiche metalliche sono pi\u00f9 deboli di quelle dei metalli di transizione perch\u00e9 tendono ad avere punti di fusione pi\u00f9 bassi e una resistenza meccanica inferiore.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Alcuni di loro sono:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/bismuto\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bismuto (Bi)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/alluminio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Alluminio (Al)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/gallio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gallio (Ga)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/indiano\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Indiano (dentro)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/lattina\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Stagno (Sn)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/guida\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Piombo (Pb)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/tallio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tallio (Tl)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/nihonium\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nionio (Nh)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/moscoviano\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Moscovia (Mc)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/flerovio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Flerovium (Fl)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/foiemorio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Livermore (livello)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/metalloidi\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">metalloidi<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono un gruppo di elementi chimici che si trovano tra metalli e non metalli, cio\u00e8 in alcuni casi si comportano come metalli e in altri come non metalli. <\/font><font style=\"vertical-align: inherit;\">Questi possono essere leggermente duttili, opachi o lucenti. <\/font><font style=\"vertical-align: inherit;\">La loro capacit\u00e0 di conduttori elettrici \u00e8 inferiore a quella dei metalli, ma superiore a quella dei non metalli. <\/font><font style=\"vertical-align: inherit;\">Questi sono elementi sufficientemente reattivi.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tra questi ci sono:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/boro\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Boro (B)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/silicio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Silicio (S\u00ec)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/germanio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Germanio (Ge)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/arsenico\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Arsenico (Ar)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/antimonio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Antimonio (Sop)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/tellurio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tellurio (Te)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/polonio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Polonio (Po)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/lantanidi\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">lantanidi<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">I lantanidi fanno parte del periodo 6 e sono chiamati anche \u201cterre rare\u201d, questo grazie al fatto che si ottengono sotto forma di ossidi. <\/font><font style=\"vertical-align: inherit;\">Insieme agli attinidi, questi elementi formano quelli che chiamiamo \u201celementi di transizione interna\u201d.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questo gruppo \u00e8 composto da 15 elementi in totale e si trovano nella parte inferiore della tabella, sotto il resto degli elementi. <\/font><font style=\"vertical-align: inherit;\">Sono i seguenti:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/lantanio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lantanio (Il)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/cerio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">cerio (Ce)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/neodimio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Neodimio (Nd)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/promesso\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Promezio (Pm)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/praseodimio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Praseodimio (Pr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/europio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Europio (UE)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/gadolinio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gadolinio (Gd)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/samario\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Samario (Sm)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/disprosio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Disprosio (Dy)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/erbio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Erbio (Er)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/olmio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Olmio (Ho)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/terbio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Terbio (Tb)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/itterbio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Itterbio (Yb)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/lutezio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lutezio (Lu)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/tulio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tulio (Tm)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/attinidi\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">attinidi<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questi elementi si trovano nel periodo 7 e hanno un numero atomico elevato. <\/font><font style=\"vertical-align: inherit;\">Inoltre tutti gli isotopi che li compongono sono radioattivi. <\/font><font style=\"vertical-align: inherit;\">Alcuni di essi si trovano in natura in tracce, come l'uranio.\r\n<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Come i lantanidi, questo gruppo si trova in fondo alla tabella, pi\u00f9 precisamente nel blocco F ed \u00e8 formato da 15 elementi:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/attinio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Attinio (Ac)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/uranio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Uranio (U)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/torio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Torio (Th)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/nettunio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nettunio (Np)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/protoattinio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Protoattinio (Pa)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/americio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Americio (Am)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/plutonio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Plutonio (Pu)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/curio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Curie (cm)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/berkelio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Berkelio (Bk)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/einsteinio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Einsteinio (It)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/fermio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fermio (Fm)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/californiano\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Californio (Cf)<\/font><\/font><\/a><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nobelio (No)<\/font><\/font><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/laurent\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Laurenzio (Lr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/mendelevio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Mendelevio (Md)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h2> <strong><a href=\"https:\/\/chemuza.org\/it\/niente-metalli\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Niente metalli<\/font><\/font><\/a><\/strong> <\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">I non metalli contengono propriet\u00e0 molto diverse dai metalli; <\/font><font style=\"vertical-align: inherit;\">infatti non sono buoni conduttori di calore e di elettricit\u00e0, n\u00e9 sono lucenti e lucenti. <\/font><font style=\"vertical-align: inherit;\">Hanno punti di fusione inferiori rispetto ai metalli. <\/font><font style=\"vertical-align: inherit;\">La classificazione di questi \u00e8 in alogeni e gas nobili. <\/font><font style=\"vertical-align: inherit;\">Inoltre \u00e8 da notare che questi elementi possono essere liquidi, solidi o gassosi.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">In questo gruppo rientrano i seguenti elementi:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/idrogeno\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Idrogeno (H)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/zolfo\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Zolfo (S)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/azoto\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Azoto (N)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/ossigeno\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ossigeno (O)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/incontro\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fosforo (P)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/carbonio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Carbonio (C)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/selenio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Selenio (Se)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/alogeni\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">alogeni<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La parola \u201calogeno\u201d significa \u201cche \u00e8 l\u2019origine del sale\u201d, combinato con i metalli pu\u00f2 formare alogenuri o alogenuri e con i non metalli forma ioni complessi. <\/font><font style=\"vertical-align: inherit;\">Si trovano nel gruppo 17 e sul lato destro della tavola periodica.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono molto reattivi a causa della loro elevata elettronegativit\u00e0. <\/font><font style=\"vertical-align: inherit;\">Ad esempio, il fluoro \u00e8 il pi\u00f9 reattivo, \u00e8 un gas molto corrosivo e tossico.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gli alogeni includono:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/fluoro\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fluoro (F)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/bromo\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Bromo (Br)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/cloro\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Cloro (Cl)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/uno-stato\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Stato (A)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/iodio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Iodio (I)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/teso\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">genesi (Ts)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/gas-nobili\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">gas nobili<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Sono gas monoatomici incolori e inodori e hanno una reattivit\u00e0 chimica piuttosto bassa. <\/font><font style=\"vertical-align: inherit;\">Le sue propriet\u00e0 sono spiegate dalle teorie sulla struttura atomica: il guscio elettronico dei suoi elettroni valenti \u00e8 considerato completo.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Si trovano nel gruppo 18 della tavola periodica e sono composti da 7 gas:<\/font><\/font><\/p>\r\n<ol>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/elio\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Elio (Lui)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/argon\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Argon (Ar)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/krypton\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Kripton (Kr)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/neon\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Neon (Ne)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/radon\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Radon (Rn)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/xeno\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Xeno (Xe)<\/font><\/font><\/a><\/li>\r\n    <li> <a href=\"https:\/\/chemuza.org\/it\/oganeson\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Oganeson (Og)<\/font><\/font><\/a><\/li>\r\n<\/ol>\r\n<h2> <strong><a href=\"https:\/\/chemuza.org\/it\/stato\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Stato<\/font><\/font><\/a><\/strong><\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Si tratta delle diverse forme di aggregazione in cui la materia pu\u00f2 presentarsi in condizioni ambientali legate alla forza di unione o attrazione delle particelle (atomi, ioni o molecole) che la costituiscono.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gli Stati hanno caratteristiche e propriet\u00e0 che li differenziano. <\/font><font style=\"vertical-align: inherit;\">I pi\u00f9 conosciuti ed accettati sono: lo stato liquido, gassoso e solido. <\/font><font style=\"vertical-align: inherit;\">Tuttavia, ci sono altri stati che non si verificano naturalmente nell\u2019ambiente.<\/font><\/font><\/p>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/gas\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">gas<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Questi elementi non hanno forma o volume fissi. <\/font><font style=\"vertical-align: inherit;\">Nei gas le loro particelle sono abbastanza separate e poich\u00e9 non hanno una posizione fissa, le forze di coesione che le uniscono sono molto deboli. <\/font><font style=\"vertical-align: inherit;\">Le sue particelle si muovono in modo disordinato, quindi ci sono molte collisioni tra loro. <\/font><font style=\"vertical-align: inherit;\">Si adattano al volume e alla forma del contenitore che li contiene.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">I gas riflettono due propriet\u00e0: L'espandibilit\u00e0, ovvero la tendenza che hanno ad aumentare il proprio volume a causa della forza repulsiva delle loro molecole. <\/font><font style=\"vertical-align: inherit;\">La compressibilit\u00e0 \u00e8 la capacit\u00e0 di questi gas di ridurre il proprio volume quando viene esercitata una pressione da una forza.<\/font><\/font><\/p>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/liquidi\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">liquidi<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Le particelle nei liquidi sono tenute insieme da una forza di coesione leggermente pi\u00f9 debole rispetto ai solidi. <\/font><font style=\"vertical-align: inherit;\">Tuttavia, come questi, il suo volume \u00e8 costante.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Poich\u00e9 la loro posizione non \u00e8 fissa, possono circolare e muoversi liberamente. <\/font><font style=\"vertical-align: inherit;\">I liquidi non hanno una forma definita, quindi prendono la forma del contenitore che li contiene.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Tra le sue propriet\u00e0 c'\u00e8 la fluidit\u00e0, ovvero la sua capacit\u00e0 di muoversi. <\/font><font style=\"vertical-align: inherit;\">La viscosit\u00e0 \u00e8 dovuta alle interazioni tra le sue particelle che ne limitano la fluidit\u00e0.<\/font><\/font><\/p>\r\n<h3> <strong><a href=\"https:\/\/chemuza.org\/it\/solido\/\"><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">solido<\/font><\/font><\/a><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gli elementi solidi sono caratterizzati da volume e forma costanti poich\u00e9 le loro particelle sono molto unite e in posizioni fisse a causa di una forza di coesione molto forte.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La mobilit\u00e0 di questi elementi \u00e8 molto bassa, il che significa che non possono fluire o comprimersi. <\/font><font style=\"vertical-align: inherit;\">Le sue particelle sono disposte in modo ordinato, producendo tra loro reticoli cristallini.<\/font><\/font><\/p>\r\n<h3> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">sconosciuto<\/font><\/font><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Ci sono altri stati, alcuni un po' pi\u00f9 conosciuti di altri. <\/font><font style=\"vertical-align: inherit;\">Ad esempio la Plasmatica, che \u00e8 la pi\u00f9 diffusa in tutto l'universo: i raggi, il sole, l'aurora boreale, le nebulose.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Lo Stato Condensato di Bose-Einstein, che viene cos\u00ec chiamato grazie al processo di condensazione dei gas a temperature molto prossime allo zero assoluto e che presentano una sorta di Spin Quantico; <\/font><font style=\"vertical-align: inherit;\">in spagnolo Spin, che si riferisce alla rotazione delle particelle tra di loro.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Il condensato di Fermi \u00e8 una fase in cui gli elementi acquisiscono grande fluidit\u00e0 e si creano a temperature molto basse.<\/font><\/font><\/p>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">gruppi<\/font><\/font><\/strong><\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Queste sono le colonne verticali degli elementi chimici che compongono la tavola periodica. <\/font><font style=\"vertical-align: inherit;\">Questi gruppi includono elementi che hanno caratteristiche atomiche simili, cio\u00e8 hanno lo stesso numero di elettroni nel loro ultimo guscio atomico.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Quanti gruppi compongono la tavola periodica? <\/font><font style=\"vertical-align: inherit;\">Ci sono 18 gruppi numerati da 1 a 18 e distribuiti come segue:\r\n<\/font><\/font><\/p>\r\n<ol>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 1: Metalli alcalini<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 2: Metalli alcalino terrosi<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 3: Famiglia degli Scandi<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 4: Famiglia del titanio<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 5: famiglia del vanadio<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 6: Famiglia del cromo<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 7: Famiglia del Magnesio<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 8: Famiglia del Ferro<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 9: Famiglia del Cobalto<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 10: Famiglia del Nichel<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 11: Famiglia del Rame<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 12: Famiglia dello zinco<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 13: Terroso<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 14: Carbonoidi<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 15: Azoto<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 16: Antigeni<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 17: Alogeni<\/font><\/font><\/li>\r\n    <li><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Gruppo 18: Gas nobili<\/font><\/font><\/li>\r\n<\/ol>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">periodi<\/font><\/font><\/strong><\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Queste sono le 7 righe o linee orizzontali che compongono la tavola periodica. <\/font><font style=\"vertical-align: inherit;\">Questi sono gli elementi il \u200b\u200bcui numero di gusci elettronici coincide con il numero del periodo. <\/font><font style=\"vertical-align: inherit;\">Ad esempio, il ferro ha 4 gusci elettronici, quindi \u00e8 nel periodo 4.<\/font><\/font><\/p>\r\n<h2> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Storia della tavola periodica<\/font><\/font><\/strong> <\/h2>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La storia della tavola periodica risale al XIX secolo, quando i chimici dell'epoca si resero conto che la materia era molto pi\u00f9 complessa di quanto pensassero e che i nuovi elementi trovati dovevano essere ordinati.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">La prima classificazione \u00e8 stata fatta in relazione al numero di massa atomica, tuttavia non vengono evidenziate le somiglianze e le differenze tra i diversi elementi. <\/font><font style=\"vertical-align: inherit;\">Nel 1817, il chimico D\u00f6bereiner evidenzi\u00f2 le somiglianze tra gli elementi raggruppandoli in trii, ad esempio la triade cloro, iodio e bromo. <\/font><font style=\"vertical-align: inherit;\">Nel 1850 potevamo gi\u00e0 contare su una ventina di triadi.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nel 1862, gli scienziati Chancourtois e Newlands proposero la legge delle ottave, cio\u00e8 dove le propriet\u00e0 si ripetono ogni 8 elementi. <\/font><font style=\"vertical-align: inherit;\">Con questo avanzamento, lo scheletro, per cos\u00ec dire, della tavola periodica comincia a prendere forma.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nel 1869, il chimico tedesco Meyer scopr\u00ec la periodicit\u00e0 riflessa nel volume atomico. <\/font><font style=\"vertical-align: inherit;\">In questo, elementi simili hanno anche volume atomico simile. <\/font><font style=\"vertical-align: inherit;\">Mancavano per\u00f2 ancora altri contributi.\r\n<\/font><\/font><\/p>\r\n<h3> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Chi ha creato la tavola periodica?<\/font><\/font><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Fu il chimico russo Dmitri Mendeleev a presentare la prima versione della tavola periodica. <\/font><font style=\"vertical-align: inherit;\">Classifica gli elementi fino ad oggi conosciuti (63 elementi) in modo crescente in base al numero delle loro masse atomiche.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Colloc\u00f2 nella stessa colonna gli elementi in cui vi era somiglianza nelle loro propriet\u00e0 fisiche. <\/font><font style=\"vertical-align: inherit;\">Inoltre, ha lasciato degli spazi vuoti perch\u00e9 era convinto che sarebbero venuti fuori nuovi elementi che avrebbero occupato questi luoghi. <\/font><font style=\"vertical-align: inherit;\">Naturalmente non aveva torto.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">L'attuale tavola periodica si basa su questa tavola di Mendeleev. <\/font><font style=\"vertical-align: inherit;\">Oggi, infatti, grazie alla tecnologia, possiamo avere applicazioni online, dove le immagini della tavola periodica vengono presentate in modo didattico e interattivo. <\/font><font style=\"vertical-align: inherit;\">Con un solo clic su ciascuno degli elementi possiamo imparare tutto su di essi.\r\n<\/font><\/font><\/p>\r\n<h3> <strong><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Quando \u00e8 stata creata la tavola periodica?<\/font><\/font><\/strong><\/h3>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nel 1869 il chimico russo Dmitri Mendeleev pubblic\u00f2 la sua prima tavola periodica nella quale raggrupp\u00f2 63 elementi in base al numero crescente della loro massa atomica.<\/font><\/font><\/p>\r\n<p><font style=\"vertical-align: inherit;\"><font style=\"vertical-align: inherit;\">Nel 1913 il chimico inglese Henry Moseley, grazie a studi effettuati con i raggi X, riusc\u00ec a determinare il numero atomico degli elementi. <\/font><font style=\"vertical-align: inherit;\">Ordin\u00f2 cos\u00ec questi elementi tenendo conto di questo numero atomico in maniera crescente, dando vita alla tavola che conosciamo oggi.<\/font><\/font><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tavola periodica - Chemuza<\/title>\n<meta name=\"description\" content=\"In Chemuza, la nostra passione \u00e8 promuovere una 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