{"id":1468,"date":"2023-07-14T15:27:54","date_gmt":"2023-07-14T15:27:54","guid":{"rendered":"https:\/\/chemuza.org\/tr\/stronsiyum\/"},"modified":"2023-07-14T15:27:54","modified_gmt":"2023-07-14T15:27:54","slug":"stronsiyum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/stronsiyum\/","title":{"rendered":"Stronsiyum"},"content":{"rendered":"<p>Stronsiyum do\u011fal haliyle yery\u00fcz\u00fcnde en d\u00fc\u015f\u00fck oranlarda bulunan metallerden biridir. Kayalarda, suda, toprakta ve hatta havada bulunan bile\u015fiklerin toz halinde elde edilmesi daha yayg\u0131nd\u0131r. \u0130lgin\u00e7 uygulamalar\u0131ndan baz\u0131lar\u0131n\u0131 ve insan v\u00fccudunda oynad\u0131\u011f\u0131 rol\u00fc ke\u015ffedin.<\/p>\n<h2> <strong>Stronsiyum nedir?<\/strong><\/h2>\n<p> Kimyasal bir element olarak periyodik tablonun alkalin toprak metalidir, parlak g\u00fcm\u00fc\u015f renklidir, yumu\u015fakt\u0131r, \u00e7ok d\u00f6v\u00fclemez ve havada kolayca oksitlenir. Ayr\u0131ca atom numaras\u0131 38 olup normal haliyle do\u011fada en az bulunan toprak alkali metallerden biridir.<\/p>\n<p> <strong>Stronsiyum sembol\u00fc<\/strong><\/p>\n<p> <span class=\"content-chemical-element\" style=\"float: left;width: 65px;height: 65px;border: 3px solid #666; display:flex;\n    justify-content: center;align-items: center;margin-right: 15px;\"><span style=\"font-size: 38px;\">Sr<\/span><\/span> Ad\u0131n\u0131 bu mineralin bulundu\u011fu \u0130sko\u00e7ya&#8217;n\u0131n Strontian kasabas\u0131ndan almaktad\u0131r. Ad\u0131 ge\u00e7en \u015fehrin onuruna Strontianite ad\u0131n\u0131 alm\u0131\u015ft\u0131r. Daha sonra kimyasal element olarak ke\u015ffedildi\u011finde buna Stronsiyum ad\u0131 verildi.<\/p>\n<h2> <strong>Stronsiyumun \u00f6zellikleri<\/strong><\/h2>\n<p> Periyodik tablodaki stronsiyum iki de\u011ferlikli bir elementtir veya bile\u015fiklerinde 2 de\u011ferlik bulunan bir elementtir. Kalsiyumdan daha k\u00fc\u00e7\u00fck oranda tuzlay\u0131c\u0131 bir maddedir. Ayr\u0131ca par\u00e7alara ayr\u0131ld\u0131\u011f\u0131nda havan\u0131n varl\u0131\u011f\u0131 nedeniyle oksitlenerek rengi sar\u0131ya d\u00f6ner. Daha fazla \u00f6zellik a\u015fa\u011f\u0131da a\u00e7\u0131klanm\u0131\u015ft\u0131r:<\/p>\n<ul>\n<li> <strong>Hali<\/strong> : Kat\u0131 fakat tuzlu oldu\u011fundan toz halinde bulunur.<\/li>\n<li> <strong>Renk<\/strong> : Parlak g\u00fcm\u00fc\u015f.<\/li>\n<li> <strong>Tat ve koku<\/strong> : Tuzlu ve ac\u0131d\u0131r, karakteristik bir kokusu yoktur.<\/li>\n<li> <strong>Allotropi:<\/strong> \u00fc\u00e7 allotropik durum olu\u015fturur <strong>.<\/strong><\/li>\n<li> <strong>Toksisite<\/strong> : D\u00fc\u015f\u00fck olmas\u0131na ra\u011fmen bile\u015fik olu\u015fturdu\u011funda Stronsiyum Kromat gibi \u00e7ok toksiktir.<\/li>\n<li> <strong>Reaktivite<\/strong> : Y\u00fcksek, suyla temas etti\u011finde \u015fiddetli reaksiyona girerek hidrojen a\u00e7\u0131\u011fa \u00e7\u0131kar\u0131r. Toz halindeyken havada yan\u0131c\u0131 oldu\u011fundan ve mor-k\u0131rm\u0131z\u0131 tuzlara neden oldu\u011fundan \u00e7ok u\u00e7ucudur.<\/li>\n<li> <strong>Yap\u0131<\/strong> : Yanlar\u0131 k\u00fcbik.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/strong> : Olu\u015fturdu\u011fu bile\u015fi\u011fe g\u00f6re \u00e7\u00f6z\u00fcn\u00fcr veya \u00e7\u00f6z\u00fcnmez.<\/li>\n<\/ul>\n<h2> <strong>Stronsiyumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 38<\/li>\n<li> <strong>D\u00f6nem<\/strong> : 5<\/li>\n<li> <strong>Blok<\/strong> : S<\/li>\n<li> <strong>Grup<\/strong> : 2<\/li>\n<li> <strong>Oksidasyon durumu<\/strong> : 2<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 195<strong> <\/strong>\u00f6\u011fleden sonra<\/li>\n<li> <strong>Ortalama radyo:<\/strong> 22:30<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 87.62u<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 2630 Kg\/m\u00b3<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 1382\u00b0C<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 777<strong> <\/strong>\u00b0C<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 219 pm<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> 35,3 W\/(Km)<\/li>\n<li> <strong>\u0130lk iyonla\u015fma potansiyeli<\/strong> (eV): 5,73<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Kr] 5 s\u00b2<\/li>\n<li> <strong>Kabuk ba\u015f\u0131na elektron say\u0131s\u0131:<\/strong> 2, 8, 18, 8, 2<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 0,95<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131:<\/strong> 300 J \/ (K kg)<\/li>\n<\/ol>\n<h2> <strong>Stronsiyumun k\u00f6keni<\/strong><\/h2>\n<p> Stronsiyumun tarihi, Adair Crawford&#8217;un \u0130sko\u00e7ya&#8217;n\u0131n Stronsiyum kur\u015fun madenlerinde onu bir mineral olarak ke\u015ffetti\u011fi 1790 y\u0131l\u0131na kadar uzan\u0131r. Daha sonra 1798&#8217;de kimyager Klaproth ve Hope onu do\u011fal halinde buldu. Ancak 1808&#8217;de onu stronsiyum klor\u00fcr ve c\u0131va oksidin elektrolizi ile izole eden ve kimyasal element olarak s\u0131n\u0131fland\u0131rd\u0131\u011f\u0131 saf bir metal elde eden Humphry Davy oldu.<\/p>\n<h2> <strong>Stronsiyum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Di\u011fer metallere eklenen ala\u015f\u0131mlar\u0131n yap\u0131m\u0131nda kullan\u0131l\u0131r. Kur\u015funun uzakla\u015ft\u0131r\u0131lmas\u0131nda \u00e7inko rafinerisi olarak kullan\u0131l\u0131r, b\u00f6ylece saf bile\u015fikler elde edilir. Elementin di\u011fer 4 uygulamas\u0131 \u015funlard\u0131r:<\/p>\n<ul>\n<li> Piroteknik: Havadaki yan\u0131c\u0131 \u00f6zelli\u011fi nedeniyle yang\u0131n ve maytap yap\u0131m\u0131nda kullan\u0131l\u0131r.<\/li>\n<li> Seramik: Bu elementin bile\u015fikleri seramik, cam ve floresan lambalar\u0131n imalat\u0131nda kullan\u0131l\u0131r.<\/li>\n<li> \u0130la\u00e7lar: Kanser ve osteoporoza y\u00f6nelik radyomedikasyonlar gibi tedavilerde kullan\u0131l\u0131r.<\/li>\n<li> M\u0131knat\u0131slar: Bile\u015fikleri ferrit m\u0131knat\u0131slar\u0131n \u00fcretiminde kullan\u0131l\u0131r.<\/li>\n<li> Kuyumculuk: Stronsiyum Titanat, y\u00fcksek k\u0131r\u0131lma oran\u0131 nedeniyle de\u011ferli bir ta\u015f olarak kullan\u0131l\u0131r.<\/li>\n<\/ul>\n<h2> <strong>Stronsiyum nerede bulunur?<\/strong><\/h2>\n<p> Yer kabu\u011funda Celestine ve Strontianite formunda bulunur, nadiren saf halde bulunur. Ayr\u0131ca co\u011frafi olarak her y\u0131l bu elementin yakla\u015f\u0131k 14.000 tonunu ihra\u00e7 eden Meksika, T\u00fcrkiye, \u0130ngiltere ve \u0130spanya&#8217;daki madenlerden elde edilmektedir. Metal daha sonra potasyum klor\u00fcr\u00fcn elektrolizi ve stronsiyum oksidin al\u00fcminyum ile vakumda indirgenmesi yoluyla ekstrakte edilir.<\/p>\n<h2> <strong>\u0130nsan v\u00fccudundaki stronsiyum<\/strong><\/h2>\n<p> Bu element cilde temas yoluyla v\u00fccuda girer ve yava\u015f yava\u015f kan dola\u015f\u0131m\u0131na ula\u015f\u0131r. Bir kez oraya vard\u0131\u011f\u0131nda h\u00fccrelere kolayca da\u011f\u0131t\u0131l\u0131r. Yeti\u015fkinlerde kemiklerin y\u00fczeysel k\u0131sm\u0131na yap\u0131\u015ft\u0131\u011f\u0131 i\u00e7in v\u00fccuttaki davran\u0131\u015f\u0131 Kalsiyum&#8217;a benzer. Ancak \u00e7ocuklarda kemik b\u00fcy\u00fcmesini te\u015fvik etme i\u015flevi vard\u0131r.<\/p>\n<p> Sonu\u00e7 olarak, bu alkalin toprak metali, toksisitesi ve kimyasal reaktivitesi ile ay\u0131rt edilir. Di\u011fer alkalinlerle kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda, Celestine ve Strontianite gibi bile\u015fiklerin formlar\u0131 d\u0131\u015f\u0131nda do\u011fal halinde bulunmas\u0131 nadirdir. \u0130nsan v\u00fccudunda sa\u011fl\u0131kl\u0131 kemiklerin olu\u015fumunda temel bir rol oynar.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Stronsiyum do\u011fal haliyle yery\u00fcz\u00fcnde en d\u00fc\u015f\u00fck oranlarda bulunan metallerden biridir. Kayalarda, suda, toprakta ve hatta havada bulunan bile\u015fiklerin toz halinde elde edilmesi daha yayg\u0131nd\u0131r. \u0130lgin\u00e7 uygulamalar\u0131ndan baz\u0131lar\u0131n\u0131 ve insan v\u00fccudunda oynad\u0131\u011f\u0131 rol\u00fc ke\u015ffedin. Stronsiyum nedir? Kimyasal bir element olarak periyodik tablonun alkalin toprak metalidir, parlak g\u00fcm\u00fc\u015f renklidir, yumu\u015fakt\u0131r, \u00e7ok d\u00f6v\u00fclemez ve havada kolayca oksitlenir. Ayr\u0131ca &#8230; <a title=\"Stronsiyum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/stronsiyum\/\" aria-label=\"More on Stronsiyum\">Devam\u0131n\u0131 oku<\/a><\/p>\n","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>Stronsiyum - 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\/tr\/stronsiyum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Stronsiyum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Stronsiyum do\u011fal haliyle yery\u00fcz\u00fcnde en d\u00fc\u015f\u00fck oranlarda bulunan metallerden biridir. 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Kayalarda, suda, toprakta ve hatta havada bulunan bile\u015fiklerin toz halinde elde edilmesi daha yayg\u0131nd\u0131r. \u0130lgin\u00e7 uygulamalar\u0131ndan baz\u0131lar\u0131n\u0131 ve insan v\u00fccudunda oynad\u0131\u011f\u0131 rol\u00fc ke\u015ffedin. Stronsiyum nedir? Kimyasal bir element olarak periyodik tablonun alkalin toprak metalidir, parlak g\u00fcm\u00fc\u015f renklidir, yumu\u015fakt\u0131r, \u00e7ok d\u00f6v\u00fclemez ve havada kolayca oksitlenir. Ayr\u0131ca ... 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