{"id":53,"date":"2023-07-26T15:14:53","date_gmt":"2023-07-26T15:14:53","guid":{"rendered":"https:\/\/chemuza.org\/pt\/estrutura-lewis-xef2\/"},"modified":"2023-07-26T15:14:53","modified_gmt":"2023-07-26T15:14:53","slug":"estrutura-lewis-xef2","status":"publish","type":"post","link":"https:\/\/chemuza.org\/pt\/estrutura-lewis-xef2\/","title":{"rendered":"Estrutura xef2 lewis em 5 etapas (com fotos)"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"650\" height=\"447\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/Structure-de-Lewis-xef2.jpg\" alt=\"Estrutura de Lewis XeF2\" class=\"wp-image-443\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Ent\u00e3o voc\u00ea j\u00e1 viu a imagem acima, certo?<\/p>\n<p> Deixe-me explicar brevemente a imagem acima.<\/p>\n<p> <strong><em><mark style=\"background-color:rgba(0, 0, 0, 0);color:#ff0000\" class=\"has-inline-color\">A estrutura XeF2 Lewis possui um \u00e1tomo de xen\u00f4nio (Xe) no centro que \u00e9 cercado por dois \u00e1tomos de fl\u00faor (F). Existem 2 liga\u00e7\u00f5es simples entre o \u00e1tomo de xen\u00f4nio (Xe) e cada \u00e1tomo de fl\u00faor (F). Existem 3 pares solit\u00e1rios no \u00e1tomo de xen\u00f4nio (Xe), bem como nos dois \u00e1tomos de fl\u00faor (F).<\/mark><\/em><\/strong><\/p>\n<p> Se voc\u00ea n\u00e3o entendeu nada da imagem acima da estrutura de Lewis de XeF2 (difluoreto de xen\u00f4nio), ent\u00e3o fique comigo e voc\u00ea obter\u00e1 uma explica\u00e7\u00e3o detalhada passo a passo sobre como desenhar uma estrutura de Lewis de <a href=\"https:\/\/en.wikipedia.org\/wiki\/Xenon_difluoride\" target=\"_blank\" rel=\"noopener\">XeF2<\/a> .<\/p>\n<p> Ent\u00e3o, vamos prosseguir para as etapas de desenho da <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">estrutura de Lewis<\/a> de XeF2.<\/p>\n<h2 class=\"wp-block-heading\"> <strong>Etapas para desenhar a estrutura XeF2 Lewis<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 1: Encontre o n\u00famero total de el\u00e9trons de val\u00eancia na mol\u00e9cula XeF2<\/strong><\/h3>\n<p> Para encontrar o n\u00famero total <a href=\"https:\/\/flexbooks.ck12.org\/cbook\/ck-12-middle-school-physical-science-flexbook-2.0\/section\/4.6\/primary\/lesson\/valence-electrons-ms-ps\/\" target=\"_blank\" rel=\"noopener\">de el\u00e9trons de val\u00eancia<\/a> <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">na mol\u00e9cula de XeF2 (difluoreto de xen\u00f4nio)<\/a> , primeiro voc\u00ea precisa saber os el\u00e9trons de val\u00eancia presentes no <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">\u00e1tomo<\/a> de xen\u00f4nio e tamb\u00e9m no \u00e1tomo de fl\u00faor.<br \/> (El\u00e9trons de val\u00eancia s\u00e3o os el\u00e9trons presentes na <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">\u00f3rbita<\/a> mais externa de qualquer \u00e1tomo.)<\/p>\n<p> Aqui vou lhe dizer como encontrar facilmente os el\u00e9trons de val\u00eancia do xen\u00f4nio e tamb\u00e9m do fl\u00faor usando uma <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">tabela peri\u00f3dica<\/a> .<\/p>\n<p class=\"has-medium-font-size\"> <strong>El\u00e9trons totais de val\u00eancia na mol\u00e9cula XeF2<\/strong><\/p>\n<p> <strong>\u2192 El\u00e9trons de val\u00eancia dados pelo \u00e1tomo de xen\u00f4nio:<\/strong> <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"302\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/2-7.jpg\" alt=\"\" class=\"wp-image-444\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">O xen\u00f4nio<\/a> \u00e9 um elemento <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">do grupo 18<\/a> da tabela peri\u00f3dica. <a href=\"https:\/\/pubchem.ncbi.nlm.nih.gov\/element\/54\" target=\"_blank\" rel=\"noopener\"><sup>[1]<\/sup><\/a> Portanto, os el\u00e9trons de val\u00eancia presentes no xen\u00f4nio s\u00e3o <strong>8<\/strong> . <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"284\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/3-7.jpg\" alt=\"\" class=\"wp-image-445\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Voc\u00ea pode ver os 8 el\u00e9trons de val\u00eancia presentes no \u00e1tomo de xen\u00f4nio, conforme mostrado na imagem acima.<\/p>\n<p> <strong>\u2192 El\u00e9trons de val\u00eancia dados pelo \u00e1tomo de fl\u00faor:<\/strong> <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"302\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/4-3.jpg\" alt=\"\" class=\"wp-image-195\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">A fluorita<\/a> \u00e9 um elemento <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">do grupo 17<\/a> da tabela peri\u00f3dica.<a href=\"https:\/\/www.rsc.org\/periodic-table\/element\/9\/fluorine\" target=\"_blank\" rel=\"noopener\"><sup>[2]<\/sup><\/a> Portanto, o el\u00e9tron de val\u00eancia presente na fluorita \u00e9 <strong>7<\/strong> . <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"231\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/5-3.jpg\" alt=\"\" class=\"wp-image-196\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Voc\u00ea pode ver os 7 el\u00e9trons de val\u00eancia presentes no \u00e1tomo de fl\u00faor, conforme mostrado na imagem acima.<\/p>\n<p> Ent\u00e3o,<\/p>\n<p> <strong>Total de el\u00e9trons de val\u00eancia na mol\u00e9cula XeF2<\/strong> = el\u00e9trons de val\u00eancia doados por 1 \u00e1tomo de xen\u00f4nio + el\u00e9trons de val\u00eancia doados por 2 \u00e1tomos de fl\u00faor = <strong>8 + 7(2) = 22<\/strong> .<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Passo 2: Selecione o \u00e1tomo central<\/strong><\/h3>\n<p> Para selecionar o \u00e1tomo central, devemos lembrar que o \u00e1tomo menos <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">eletronegativo<\/a> permanece no centro.<\/p>\n<p> Agora, aqui a mol\u00e9cula fornecida \u00e9 XeF2 (difluoreto de xen\u00f4nio) e cont\u00e9m \u00e1tomos de xen\u00f4nio (Xe) e \u00e1tomos de fl\u00faor (F). <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"478\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/5.jpg\" alt=\"\" class=\"wp-image-29\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Voc\u00ea pode ver os valores de eletronegatividade do \u00e1tomo de xen\u00f4nio (Xe) e do \u00e1tomo de fl\u00faor (F) na tabela peri\u00f3dica acima.<\/p>\n<p> Se compararmos os valores de eletronegatividade do xen\u00f4nio (Xe) e do fl\u00faor (F), ent\u00e3o o <a href=\"https:\/\/chemuza.org\/pt\/eletronegatividade-da-tabela-periodica\/\">\u00e1tomo de xen\u00f4nio \u00e9 menos eletronegativo<\/a> .<\/p>\n<p> Aqui, o \u00e1tomo de xen\u00f4nio (Xe) \u00e9 o \u00e1tomo central e os \u00e1tomos de fl\u00faor (F) s\u00e3o os \u00e1tomos externos. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"64\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/xef2-etape-1.webp\" alt=\"XeF2 etapa 1\" class=\"wp-image-446\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 3: Conecte cada \u00e1tomo colocando um par de el\u00e9trons entre eles<\/strong><\/h3>\n<p> Agora na mol\u00e9cula XeF2 voc\u00ea precisa colocar os <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">pares de el\u00e9trons<\/a> entre o \u00e1tomo de xen\u00f4nio (Xe) e os \u00e1tomos de fl\u00faor (F). <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"60\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/xef2-etape-2.webp\" alt=\"XeF2 est\u00e1gio 2\" class=\"wp-image-447\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Isso indica que o xen\u00f4nio (Xe) e o fl\u00faor (F) est\u00e3o <a href=\"https:\/\/flexbooks.ck12.org\/cbook\/ck-12-middle-school-physical-science-flexbook-2.0\/section\/5.1\/primary\/lesson\/chemical-bond-ms-ps\/\" target=\"_blank\" rel=\"noopener\">quimicamente ligados<\/a> entre si em uma mol\u00e9cula XeF2.<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Etapa 4: torne os \u00e1tomos externos est\u00e1veis. Coloque o par de el\u00e9trons de val\u00eancia restante no \u00e1tomo central.<\/strong><\/h3>\n<p> Nesta etapa voc\u00ea precisa verificar a estabilidade dos \u00e1tomos externos.<\/p>\n<p> Aqui no esbo\u00e7o da mol\u00e9cula XeF2 voc\u00ea pode ver que os \u00e1tomos externos s\u00e3o \u00e1tomos de fl\u00faor.<\/p>\n<p> Esses \u00e1tomos externos de fl\u00faor formam um octeto e s\u00e3o, portanto, est\u00e1veis. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"263\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/xef2-etape-3.webp\" alt=\"XeF2 etapa 3\" class=\"wp-image-448\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Al\u00e9m disso, na etapa 1, calculamos o n\u00famero total de el\u00e9trons de val\u00eancia presentes na mol\u00e9cula XeF2.<\/p>\n<p> A mol\u00e9cula XeF2 tem um total <strong>de 22 el\u00e9trons de val\u00eancia<\/strong> e destes, apenas <strong>16 el\u00e9trons de val\u00eancia<\/strong> s\u00e3o usados no diagrama acima.<\/p>\n<p> Portanto, o n\u00famero de el\u00e9trons restantes = <strong>22 \u2013 16 = 6<\/strong> .<\/p>\n<p> Voc\u00ea precisa colocar esses <strong>6<\/strong> el\u00e9trons no \u00e1tomo central de xen\u00f4nio no diagrama acima da mol\u00e9cula XeF2. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"237\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/xef2-etape-4.webp\" alt=\"XeF2 etapa 4\" class=\"wp-image-449\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Agora vamos passar para a pr\u00f3xima etapa.<\/p>\n<h3 class=\"wp-block-heading\"> <strong>Passo 5: Verifique a estabilidade da estrutura de Lewis<\/strong><\/h3>\n<p> Agora voc\u00ea chegou \u00e0 \u00faltima etapa em que precisa verificar a estabilidade da estrutura de Lewis do XeF2.<\/p>\n<p> A estabilidade da estrutura de Lewis pode ser verificada usando um conceito <a href=\"http:\/\/home.miracosta.edu\/dlr\/info\/formal_charge.htm\" target=\"_blank\" rel=\"noopener\">formal de carga<\/a> .<\/p>\n<p> Resumindo, agora precisamos encontrar a carga formal nos \u00e1tomos de xen\u00f4nio (Xe), bem como nos \u00e1tomos de fl\u00faor (F) presentes na mol\u00e9cula XeF2.<\/p>\n<p> Para calcular o imposto formal, deve-se utilizar a seguinte f\u00f3rmula:<\/p>\n<p class=\"has-background\" style=\"background-color:#ffe9cf\"> <strong>Carga formal = El\u00e9trons de val\u00eancia \u2013 (El\u00e9trons ligantes)\/2 \u2013 El\u00e9trons n\u00e3o ligantes<\/strong><\/p>\n<p> Voc\u00ea pode ver o n\u00famero de <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">el\u00e9trons ligantes<\/a> e <a href=\"https:\/\/chemuza.org\/pt\/definicoes-basicas-de-quimica\/\">el\u00e9trons n\u00e3o ligantes<\/a> para cada \u00e1tomo da mol\u00e9cula XeF2 na imagem abaixo. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"355\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/xef2-etape-5.webp\" alt=\"XeF2 etapa 5\" class=\"wp-image-450\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> <strong>Para o \u00e1tomo de xen\u00f4nio (Xe):<\/strong><strong><br \/><\/strong> El\u00e9trons de val\u00eancia = 8 (porque o xen\u00f4nio est\u00e1 no grupo 18)<strong><br \/><\/strong> El\u00e9trons de liga\u00e7\u00e3o = 4<br \/> El\u00e9trons n\u00e3o ligantes = 6<\/p>\n<p> <strong>Para o \u00e1tomo de fl\u00faor (F):<\/strong><br \/> Val\u00eancia eletr\u00f4nica = 7 (porque o fl\u00faor est\u00e1 no grupo 17)<br \/> El\u00e9trons de liga\u00e7\u00e3o = 2<br \/> El\u00e9trons n\u00e3o ligantes = 6 <\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>Acusa\u00e7\u00e3o formal<\/strong><\/td>\n<td> <strong>=<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>el\u00e9trons de val\u00eancia<\/strong><\/td>\n<td> <strong>\u2013<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>(El\u00e9trons de liga\u00e7\u00e3o)\/2<\/strong><\/td>\n<td> <strong>\u2013<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>El\u00e9trons n\u00e3o ligantes<\/strong> <\/td>\n<td><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"><\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> Xe<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 8<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 4\/2<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 6<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>0<\/strong><\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\"> F<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 7<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 2\/2<\/td>\n<td> \u2013<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> 6<\/td>\n<td> =<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\"> <strong>0<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p> A partir dos c\u00e1lculos de carga formal acima, voc\u00ea pode ver que o \u00e1tomo de xen\u00f4nio (Xe), assim como o \u00e1tomo de fl\u00faor (F), t\u00eam carga formal <strong>\u201czero\u201d<\/strong> .<\/p>\n<p> Isto indica que a estrutura de Lewis de XeF2 acima \u00e9 est\u00e1vel e n\u00e3o h\u00e1 mais altera\u00e7\u00f5es na estrutura de XeF2 acima.<\/p>\n<p> Na estrutura de pontos de Lewis de XeF2 acima, voc\u00ea tamb\u00e9m pode representar cada par de el\u00e9trons de liga\u00e7\u00e3o (:) como uma <a href=\"https:\/\/mccord.cm.utexas.edu\/chembook\/page.php?chnum=4&amp;sect=5\" target=\"_blank\" rel=\"noopener\">liga\u00e7\u00e3o simples<\/a> (|). Fazer isso resultar\u00e1 na seguinte estrutura de Lewis de XeF2. <\/p>\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"600\" height=\"208\" src=\"https:\/\/chemuza.org\/wp-content\/uploads\/2023\/08\/structure-de-Lewis-de-xef2.jpg\" alt=\"Estrutura de Lewis do XeF2\" class=\"wp-image-451\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<p> Espero que voc\u00ea tenha entendido completamente todas as etapas acima.<\/p>\n<p> Para mais pr\u00e1tica e melhor compreens\u00e3o, voc\u00ea pode tentar outras estruturas de Lewis listadas abaixo.<\/p>\n<style>\n.wp-block-table table, .wp-block-table td, .wp-block-table th {\n    border: 0;\n}\n<\/style>\n<p><strong>Experimente (ou pelo menos veja) estas estruturas de Lewis para uma melhor compreens\u00e3o:<\/strong><\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-lewis-xef4\/\">Estrutura de Lewis XeF4<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-po4-3-lewis\/\">Estrutura PO43-Lewis<\/a><\/td>\n<\/tr>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-i3-lewis\/\">Estrutura I3-Lewis<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-cn-lewis\/\">Estrutura CN-Lewis<\/a><\/td>\n<\/tr>\n<tr>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-lewis-pf3\/\">Estrutura de Lewis PF3<\/a><\/td>\n<td> <a href=\"https:\/\/chemuza.org\/pt\/estrutura-de-lewis-pcl5\/\">Estrutura PCl5 Lewis<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Ent\u00e3o voc\u00ea j\u00e1 viu a imagem acima, certo? Deixe-me explicar brevemente a imagem acima. A estrutura XeF2 Lewis possui um \u00e1tomo de xen\u00f4nio (Xe) no centro que \u00e9 cercado por dois \u00e1tomos de fl\u00faor (F). Existem 2 liga\u00e7\u00f5es simples entre o \u00e1tomo de xen\u00f4nio (Xe) e cada \u00e1tomo de fl\u00faor (F). Existem 3 pares solit\u00e1rios &#8230; <a title=\"Estrutura xef2 lewis em 5 etapas (com fotos)\" class=\"read-more\" href=\"https:\/\/chemuza.org\/pt\/estrutura-lewis-xef2\/\" aria-label=\"Mais em Estrutura xef2 lewis em 5 etapas (com fotos)\">Ler mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-53","post","type-post","status-publish","format-standard","hentry","category-estrutura-de-lewis"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Estrutura XeF2 Lewis em 5 etapas (com fotos) - Chemuza<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/chemuza.org\/pt\/estrutura-lewis-xef2\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Estrutura XeF2 Lewis em 5 etapas (com fotos) - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Ent\u00e3o voc\u00ea j\u00e1 viu a imagem acima, certo? Deixe-me explicar brevemente a imagem acima. A estrutura XeF2 Lewis possui um \u00e1tomo de xen\u00f4nio (Xe) no centro que \u00e9 cercado por dois \u00e1tomos de fl\u00faor (F). Existem 2 liga\u00e7\u00f5es simples entre o \u00e1tomo de xen\u00f4nio (Xe) e cada \u00e1tomo de fl\u00faor (F). Existem 3 pares solit\u00e1rios ... 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