{"id":1480,"date":"2023-07-14T10:56:18","date_gmt":"2023-07-14T10:56:18","guid":{"rendered":"https:\/\/chemuza.org\/tr\/tellur\/"},"modified":"2023-07-14T10:56:18","modified_gmt":"2023-07-14T10:56:18","slug":"tellur","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/tellur\/","title":{"rendered":"Tell\u00fcr"},"content":{"rendered":"<p>Tell\u00fcr, D\u00fcnya \u00fczerinde var olan en nadir elementlerden biridir ve selenyum, oksijen, polonyum ve k\u00fck\u00fcrt ile birlikte bulunur. Bu, baz\u0131 tell\u00fcrik alt\u0131n minerallerinin ince tozlar\u0131 kullan\u0131larak izole edilebilir. Ayr\u0131ca Grafik Telluride veya Nagiagit \u015feklinde bulmak m\u00fcmk\u00fcn olup di\u011fer formlar\u0131 ise Altay, Coloradoit, Alt\u0131n ve G\u00fcm\u00fc\u015f Telluride&#8217;dir.<\/p>\n<h2> <strong>Tell\u00fcr nedir?<\/strong><\/h2>\n<p> Yar\u0131 metaller i\u00e7erisinde yer alan periyodik tablonun bir elementidir. Bunun iki allotropik formu bilinmektedir; biri kristalimsi, g\u00fcm\u00fc\u015fi beyazd\u0131r ve \u00f6zg\u00fcl a\u011f\u0131rl\u0131\u011f\u0131 6,24&#8217;t\u00fcr. Di\u011fer formu ise \u00f6zg\u00fcl a\u011f\u0131rl\u0131\u011f\u0131 6.015 olan amorf kestanedir. Ayr\u0131ca k\u0131r\u0131lgand\u0131r ve \u00e7o\u011funlukla koyu gri bir toz halinde g\u00f6r\u00fcn\u00fcr.<\/p>\n<p> Havada yak\u0131ld\u0131\u011f\u0131nda mavi-ye\u015fil bir alev \u00fcretir ve tell\u00fcr dioksit a\u00e7\u0131\u011fa \u00e7\u0131kar\u0131r. Nitrit asitte \u00e7\u00f6z\u00fcnebilir ancak hidroklorik asit veya sudan etkilenmez. Ayr\u0131ca hem metalik hem de metalik olmayan \u00f6zelliklere sahiptir.<\/p>\n<h3> <strong>Tell\u00fcr sembol\u00fc<\/strong><\/h3>\n<p> Periyodik tablonun 16. grup 5. periyodunda yer alan kimyasal bir element olarak <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;\">bulunur<\/span><\/span> . Atom a\u011f\u0131rl\u0131\u011f\u0131 127,60, atom numaras\u0131 52&#8217;dir. Bilinen 29 izotopu vard\u0131r ve bunlar\u0131n 8&#8217;i do\u011fada bulunur, bunlar\u0131n 3&#8217;\u00fc radyoaktiftir. Bile\u015fiklerinden baz\u0131lar\u0131, di\u011ferleri aras\u0131nda hidrojen tell\u00fcr, tell\u00fcr trioksit, tell\u00fcr tetraklor\u00fcr ve tell\u00fcr dioksit i\u00e7erir.<\/p>\n<h2> <strong>Tell\u00fcr\u00fcn \u00f6zellikleri<\/strong><\/h2>\n<p> Tell\u00fcr nispeten stabildir, hidroklorik asit ve suda \u00e7\u00f6z\u00fcnmez, ancak kral suyu ve nitrik asitte \u00e7\u00f6z\u00fcn\u00fcr hale gelir. Ek olarak a\u015f\u0131r\u0131 klorla reaksiyona girebilir ve tell\u00fcr diklor\u00fcr veya tell\u00fcr tetraklor\u00fcr ad\u0131 verilen bir bile\u015fik olu\u015fturabilir. Sahip oldu\u011fumuz di\u011fer \u00f6nemli \u00f6zellikleri aras\u0131nda:<\/p>\n<ul>\n<li> <strong>Durumu<\/strong> : Tell\u00fcr do\u011fal haliyle kat\u0131d\u0131r.<\/li>\n<li> <strong>Tat ve koku<\/strong> : \u00d6zel bir kokusu olmamas\u0131na ra\u011fmen v\u00fccutta metabolize edildi\u011finde sar\u0131msak kokusu ve metalik bir tada sahiptir.<\/li>\n<li> <strong>Yap\u0131s\u0131<\/strong> : Zikzak atom zincirlerinden olu\u015fan bir polimerdir.<\/li>\n<li> <strong>Elektriksel iletkenlik:<\/strong> Atomik dizilime ba\u011fl\u0131d\u0131r, daha y\u00fcksek iletkenlik g\u00f6sterir ve \u0131\u015f\u0131\u011fa maruz kald\u0131\u011f\u0131nda artar.<\/li>\n<\/ul>\n<h2> <strong>Tell\u00fcr\u00fcn kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 52<\/li>\n<li> <strong>D\u00f6nem:<\/strong> 5<\/li>\n<li> <strong>Blok:<\/strong> p<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 135<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 123<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 2.1<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 127,6<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 6240 kg\/m\u00b3<\/li>\n<li> <strong>F\u00fczyon entalpisi:<\/strong> 17,49 Kj\/mol<\/li>\n<li> <strong>Oksidasyon durumu:<\/strong> +2, 4, 6<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 722.66K<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 1261 K<\/li>\n<li> <strong>Ses h\u0131z\u0131:<\/strong> 2610<strong> <\/strong>m\/sn 293,15K<\/li>\n<li> <strong>Buhar bas\u0131nc\u0131:<\/strong> 272,65 K&#8217;de 23,1 Pa<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Kr] 4d <sup>10<\/sup> 5s <sup>2<\/sup> 5p <sup>41<\/sup><\/li>\n<li> <strong>Buharla\u015fma entalpisi:<\/strong> 52,55 kJ\/mol<\/li>\n<\/ol>\n<h2> <strong>Tell\u00fcr\u00fcn k\u00f6keni<\/strong><\/h2>\n<p> Tellurium veya Tellurium ad\u0131, tanr\u0131\u00e7a Tellus&#8217;a sayg\u0131 duru\u015funda bulunmak \u00fczere, D\u00fcnya anlam\u0131na gelen Latince <em>tellus<\/em> kelimesinden gelir. Bu element, 1782 y\u0131l\u0131nda Avusturyal\u0131 maden m\u00fchendisi Frannz Joseph Muller von Reichenstein taraf\u0131ndan ke\u015ffedildi. Bir madende buldu\u011fu ve inan\u0131lmaz metalik bir par\u0131lt\u0131 yayan bir elementi merak ediyordu. \u0130lk ba\u015fta bunun Antimon oldu\u011funu d\u00fc\u015f\u00fcnd\u00fc.<\/p>\n<p> Ancak yakla\u015f\u0131k \u00fc\u00e7 y\u0131l boyunca analiz ettikten sonra bunun yeni bir \u015fey oldu\u011funu fark etti. Ayr\u0131ca \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda k\u0131rm\u0131z\u0131 bir duman \u00e7\u0131kard\u0131\u011f\u0131n\u0131 ve suyla kar\u0131\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda siyaha d\u00f6n\u00fc\u015ft\u00fc\u011f\u00fcn\u00fc g\u00f6zlemledi ve bu nedenle ona paradoksal alt\u0131n ad\u0131n\u0131 verdi. Ancak 1798 y\u0131l\u0131nda Alman kimyager Martin Heinrich Klaproth ona Tellurium ad\u0131n\u0131 verdi.<\/p>\n<h2> <strong>Tell\u00fcr ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> \u0130lk zamanlarda cam renklendirici malzeme olarak elektrokaplamada cila olarak kullan\u0131lm\u0131\u015ft\u0131r. Ayr\u0131ca kur\u015funun korozyon direncini ve dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 artt\u0131rmak i\u00e7in katk\u0131 maddesi olarak kullan\u0131l\u0131r. Ayr\u0131ca demir ala\u015f\u0131m\u0131 spektroskopi i\u00e7in so\u011futmay\u0131 destekler. Bu unsurun di\u011fer uygulamalar\u0131 \u015funlard\u0131r:<\/p>\n<h3> <strong>End\u00fcstri<\/strong><\/h3>\n<p> \u0130letken \u00f6zelli\u011finden dolay\u0131 termoelektrik cihazlar\u0131n ve kompakt disklerin imalat\u0131nda kullan\u0131l\u0131r. Ayr\u0131ca \u00e7elik ve bak\u0131r\u0131n i\u015flenebilirli\u011fini artt\u0131rmak i\u00e7in de kullan\u0131l\u0131r. Kau\u00e7uklar\u0131 vulkanize ederek \u0131s\u0131ya daha dayan\u0131kl\u0131 hale getirmek i\u00e7in kullan\u0131l\u0131r. Benzer \u015fekilde tell\u00fcr bile\u015fikleri, seramik yap\u0131m\u0131nda pigment g\u00f6revi g\u00f6r\u00fcr ve telekom\u00fcnikasyon i\u00e7in optik fiberlerde kullan\u0131lan camlar\u0131n optik k\u0131r\u0131lmas\u0131n\u0131 artt\u0131r\u0131r.<\/p>\n<h3> <strong>\u0130la\u00e7<\/strong><\/h3>\n<p> Potasyum tellurat, t\u00fcberk\u00fclozlu hastalarda a\u015f\u0131r\u0131 gece terlemesini tedavi etmek i\u00e7in kullan\u0131l\u0131r. Ayr\u0131ca tiroid rahats\u0131zl\u0131klar\u0131n\u0131n tedavisinde de kullan\u0131lm\u0131\u015ft\u0131r. \u00d6te yandan Tellurite Agar, difteriden sorumlu patojenik bir bakteri olan Corynebacterium diphtheriae&#8217;nin tan\u0131mlanmas\u0131na yard\u0131mc\u0131 olur.<\/p>\n<p> Sonu\u00e7 olarak tell\u00fcr, metaloidler grubuna aittir ve do\u011fada manyetik olmayan kat\u0131 halde bulunur. Ayr\u0131ca D\u00fcnya y\u00fczeyinde bulunan magmatik kaya\u00e7lar\u0131n yakla\u015f\u0131k %10&#8217;unu olu\u015fturur.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tell\u00fcr, D\u00fcnya \u00fczerinde var olan en nadir elementlerden biridir ve selenyum, oksijen, polonyum ve k\u00fck\u00fcrt ile birlikte bulunur. Bu, baz\u0131 tell\u00fcrik alt\u0131n minerallerinin ince tozlar\u0131 kullan\u0131larak izole edilebilir. Ayr\u0131ca Grafik Telluride veya Nagiagit \u015feklinde bulmak m\u00fcmk\u00fcn olup di\u011fer formlar\u0131 ise Altay, Coloradoit, Alt\u0131n ve G\u00fcm\u00fc\u015f Telluride&#8217;dir. Tell\u00fcr nedir? Yar\u0131 metaller i\u00e7erisinde yer alan periyodik tablonun &#8230; <a title=\"Tell\u00fcr\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/tellur\/\" aria-label=\"More on Tell\u00fcr\">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>Tell\u00fcr - 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\/tellur\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tell\u00fcr - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Tell\u00fcr, D\u00fcnya \u00fczerinde var olan en nadir elementlerden biridir ve selenyum, oksijen, polonyum ve k\u00fck\u00fcrt ile birlikte bulunur. Bu, baz\u0131 tell\u00fcrik alt\u0131n minerallerinin ince tozlar\u0131 kullan\u0131larak izole edilebilir. Ayr\u0131ca Grafik Telluride veya Nagiagit \u015feklinde bulmak m\u00fcmk\u00fcn olup di\u011fer formlar\u0131 ise Altay, Coloradoit, Alt\u0131n ve G\u00fcm\u00fc\u015f Telluride&#8217;dir. Tell\u00fcr nedir? Yar\u0131 metaller i\u00e7erisinde yer alan periyodik tablonun ... 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