{"id":1507,"date":"2023-07-14T00:59:46","date_gmt":"2023-07-14T00:59:46","guid":{"rendered":"https:\/\/chemuza.org\/tr\/talyum\/"},"modified":"2023-07-14T00:59:46","modified_gmt":"2023-07-14T00:59:46","slug":"talyum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/talyum\/","title":{"rendered":"Talyum"},"content":{"rendered":"<p>Do\u011fal haliyle talyum, yer kabu\u011funda k\u00fc\u00e7\u00fck par\u00e7alar halinde da\u011f\u0131lm\u0131\u015f, yumu\u015fak, mavimsi beyaz bir metaldir. Tek ba\u015f\u0131na bulunabilece\u011fi gibi di\u011fer metallerle birlikte ala\u015f\u0131mlarda da bulunabilir. Ayr\u0131ca Klor, \u0130yot, Flor ve Brom ile birle\u015ferek renksiz tuzlar olu\u015fturur. Heyecan verici \u00f6zellikleri ve modern uygulamalar\u0131 hakk\u0131nda daha fazla bilgi edinin.<\/p>\n<h2> <strong>Talyum nedir?<\/strong><\/h2>\n<p> Periyodik tablonun P blok metal grubunda yer alan kimyasal bir elementtir. Atom numaras\u0131 81 olan, havayla temas\u0131nda rengini kaybeden, yumu\u015fak, gri ve d\u00f6v\u00fclebilir bir metaldir. Ancak kolay kolay par\u00e7alanmad\u0131\u011f\u0131 i\u00e7in do\u011fada kal\u0131r. Ayr\u0131ca y\u00fcksek toksisitesi nedeniyle insektisit ve rodentisit \u00fcretiminde de kullan\u0131lmaktad\u0131r.<\/p>\n<h3> <strong>Talyum sembol\u00fc<\/strong><\/h3>\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;\">Ti<\/span><\/span> Ad\u0131, dal veya ye\u015fil s\u00fcrg\u00fcn anlam\u0131na gelen Yunanca thallos&#8217;tan gelmektedir. Spektroskopik \u00e7izgilerde bir t\u00fcr ye\u015fil par\u0131lt\u0131 yayd\u0131\u011f\u0131 i\u00e7in bu ismi alm\u0131\u015ft\u0131r.<\/p>\n<h2> <strong>Talyumun \u00f6zellikleri<\/strong><\/h2>\n<p> Talyum elementi periyodik tablonun 13. grup P blo\u011funda Ti sembol\u00fc alt\u0131nda bulunur. Hava, su ve topra\u011f\u0131n do\u011fal bile\u015fiklerinde g\u00f6r\u00fclebilen, talik ve talik olmak \u00fczere 2 kimyasal hal sunan a\u011f\u0131r bir metaldir. Di\u011fer \u00f6zellikler \u015funlard\u0131r:<\/p>\n<ul>\n<li> <strong>Durumu<\/strong> : A\u011f\u0131r kat\u0131d\u0131r ancak y\u00fcksek s\u0131cakl\u0131klarda s\u0131v\u0131ya d\u00f6n\u00fc\u015f\u00fcr.<\/li>\n<li> <strong>Renk<\/strong> : Hava varl\u0131\u011f\u0131nda mavimsi griye d\u00f6n\u00fc\u015fen parlak metalik gri.<\/li>\n<li> <strong>D\u00f6v\u00fclebilirlik<\/strong> : Y\u00fcksek, \u00e7ok yumu\u015fak oldu\u011fundan ince tabakalar halinde kesilebilir.<\/li>\n<li> <strong>Sertlik<\/strong> : Mohs \u00f6l\u00e7e\u011fine g\u00f6re 1,2&#8217;dir.<\/li>\n<li> <strong>Tat ve koku<\/strong> : Kokusuzdur, kendine \u00f6zg\u00fc bir tad\u0131 yoktur. <strong>&nbsp;<\/strong><\/li>\n<li> <strong>Toksisite<\/strong> : Y\u00fcksek, y\u00fcksek dozlarda insanlarda kansere neden olur.<\/li>\n<li> <strong>Reaktivite<\/strong> : \u00c7ok reaktiftir, havada h\u0131zla oksitlenir, suyla reaksiyona girerek hidroksit olu\u015fturur.<\/li>\n<li> <strong>Yap\u0131<\/strong> : Alt\u0131gen.<\/li>\n<li> <strong>Bile\u015fimi<\/strong> : 81 elektron ve proton ile 124 n\u00f6trondan olu\u015fur.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/strong> : Suda k\u0131smi, s\u00fclf\u00fcrik, nitrik ve hidroklorik asitte tam \u00e7\u00f6z\u00fcn\u00fcrl\u00fc\u011fe sahiptir.<\/li>\n<\/ul>\n<h2> <strong>Talyumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 81<\/li>\n<li> <strong>D\u00f6nem<\/strong> : 6<\/li>\n<li> <strong>Engelle<\/strong> \ud83d\ude1b<\/li>\n<li> <strong>Grup<\/strong> : 13<\/li>\n<li> <strong>Oksidasyon durumu<\/strong> : 3.1<\/li>\n<li> <strong>Ortalama yar\u0131\u00e7ap:<\/strong> 190 saat<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 11850 Kg\/m3<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 304<strong> <\/strong>\u00b0C<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 170 saat<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 1.62<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131:<\/strong> 129 J \/ (K kg)<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 145,7 pm<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Xe] 4f145d10 6s2 6p1<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 204.3833 u<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> 46,1 W\/(Km)<\/li>\n<li> <strong>Elektrik iletkenli\u011fi:<\/strong> 6,17 106 m<\/li>\n<li> <strong>\u0130lk iyonla\u015fma potansiyeli<\/strong> (eV): 589,4<\/li>\n<li> <strong>Kabuk ba\u015f\u0131na elektron say\u0131s\u0131:<\/strong> 2 8, 18, 32, 18, 3<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 1473\u00b0C<\/li>\n<\/ol>\n<h2> <strong>Talyumun k\u00f6keni<\/strong><\/h2>\n<p> Talyum kimyasal elementi 1861 y\u0131l\u0131nda \u00fcnl\u00fc fizik\u00e7i Sir William Crookes taraf\u0131ndan ke\u015ffedildi. Kendisi \u0130ngiltere&#8217;de alev spektroskopisi deneyleri yap\u0131yordu. Daha sonra bilim adam\u0131 Claude Auguste Lamy, selenyum ve spektrumda olu\u015fan parlak ye\u015fil \u00e7izgilerle yap\u0131lan bir deneyi ba\u011f\u0131ms\u0131z olarak analiz etti. Bunun ba\u015fka bir element oldu\u011fu sonucuna vard\u0131, onu izole etmeyi ba\u015fard\u0131 ve kimyasal \u00f6zelliklerini kontrol etti.<\/p>\n<h2> <strong>Talyum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Talyumun ilk kullan\u0131m\u0131 ha\u015ferelere veya farelere kar\u015f\u0131 pestisit ve zehir \u00fcretimi i\u00e7indi. Ancak toksisitesi g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda art\u0131k bu alanda kullan\u0131lmamaktad\u0131r. Ayr\u0131ca d\u00fc\u015f\u00fck erime noktal\u0131 ala\u015f\u0131mlar\u0131n olu\u015fturulmas\u0131nda, cam mercek ve conta tasar\u0131m\u0131nda kullan\u0131l\u0131r. Elementin di\u011fer uygulamalar\u0131n\u0131 ke\u015ffedin:<\/p>\n<h3> <strong>Optik<\/strong><\/h3>\n<p> Talyum iyod\u00fcr, y\u00fcksek mukavemeti ve uzunlamas\u0131na dalgalar\u0131 iletme yetene\u011fi nedeniyle k\u0131z\u0131l\u00f6tesi kristallerin \u00fcretiminde kullan\u0131l\u0131r. Ayr\u0131ca k\u0131r\u0131lma indisi y\u00fcksek oldu\u011fundan mercek \u00fcretimi s\u0131ras\u0131nda talyum oksit kullan\u0131l\u0131r.<\/p>\n<h3> <strong>elektronik<\/strong><\/h3>\n<p> Talyum s\u00fclfit, fotodiren\u00e7 bile\u015fiklerinde veya parlakl\u0131\u011f\u0131 ayarlayan elektronik bile\u015fenlerde kullan\u0131l\u0131r. Ayr\u0131ca selenitlerle kar\u0131\u015f\u0131mlar\u0131 k\u0131z\u0131l\u00f6tesi \u0131\u015f\u0131klar\u0131 tespit eden bir bolometre olarak kullan\u0131l\u0131r.<\/p>\n<h3> <strong>\u0130la\u00e7<\/strong><\/h3>\n<p> Bu element sintigrafide veya kemik malformasyonlar\u0131n\u0131 tespit etmeye y\u00f6nelik bir prosed\u00fcrde kullan\u0131l\u0131r. D\u00fc\u015f\u00fck konsantrasyonlarda antikanser tedavilerinde kullan\u0131l\u0131r. Tuzlar\u0131 cilt hastal\u0131klar\u0131n\u0131n tedavisinde ve t\u00fcberk\u00fcloz hastalar\u0131nda terlemeyi en aza indirmek i\u00e7in bile kullan\u0131l\u0131yor.<\/p>\n<h3> <strong>Talyum 201&#8217;in kullan\u0131ld\u0131\u011f\u0131 alan<\/strong><\/h3>\n<p> Talyum 201, te\u015fhis ama\u00e7l\u0131 kullan\u0131ma y\u00f6nelik bir radyofarmas\u00f6tik ila\u00e7t\u0131r. Tedavi, kalp ve paratiroid bezleri gibi hayati organlara minimum dozda radyoaktivite verilmesi ve bunlar\u0131n \u00f6zel kameralarla izlenmesini i\u00e7erir. Sonu\u00e7 daha sonra s\u00f6z konusu organ\u0131n tam bir g\u00f6r\u00fcnt\u00fcs\u00fcn\u00fc g\u00f6sterir ve tedavi edilen t\u00fcm\u00f6rlerin yerini belirler.<\/p>\n<p> Sonu\u00e7 olarak bu metal son derece toksiktir ve di\u011fer bile\u015fiklerle reaktiftir. Do\u011fada k\u00fc\u00e7\u00fck konsantrasyonlarda, do\u011fal haliyle bulunur. Ayr\u0131ca di\u011fer elementlerle olan kombinasyonlar\u0131 onu t\u0131p, optik ve elektronik gibi alanlarda \u00e7ok faydal\u0131 k\u0131lmaktad\u0131r.<\/p>\n<h2> <strong>Talyum nas\u0131l elde edilir?<\/strong><\/h2>\n<p> Esas olarak i\u00e7inde bulundu\u011fu minerallerin k\u00fc\u00e7\u00fck \u00f6rneklerinden elde edilir. Ek olarak, talyum klor\u00fcr ile \u00e7\u00f6keltilen kur\u015fun yataklar\u0131n\u0131n \u00e7amuru yoluyla s\u00fclf\u00fcrik asit sekt\u00f6r\u00fcn\u00fcn bir yan \u00fcr\u00fcn\u00fc olarak ekstrakte edilir. Daha sonra elektroliz yoluyla saf numune elde edilir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Do\u011fal haliyle talyum, yer kabu\u011funda k\u00fc\u00e7\u00fck par\u00e7alar halinde da\u011f\u0131lm\u0131\u015f, yumu\u015fak, mavimsi beyaz bir metaldir. Tek ba\u015f\u0131na bulunabilece\u011fi gibi di\u011fer metallerle birlikte ala\u015f\u0131mlarda da bulunabilir. Ayr\u0131ca Klor, \u0130yot, Flor ve Brom ile birle\u015ferek renksiz tuzlar olu\u015fturur. Heyecan verici \u00f6zellikleri ve modern uygulamalar\u0131 hakk\u0131nda daha fazla bilgi edinin. Talyum nedir? Periyodik tablonun P blok metal grubunda yer &#8230; <a title=\"Talyum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/talyum\/\" aria-label=\"More on Talyum\">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>Talyum - 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\/talyum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Talyum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Do\u011fal haliyle talyum, yer kabu\u011funda k\u00fc\u00e7\u00fck par\u00e7alar halinde da\u011f\u0131lm\u0131\u015f, yumu\u015fak, mavimsi beyaz bir metaldir. 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