{"id":1493,"date":"2023-07-14T05:59:12","date_gmt":"2023-07-14T05:59:12","guid":{"rendered":"https:\/\/chemuza.org\/tr\/terbiyum\/"},"modified":"2023-07-14T05:59:12","modified_gmt":"2023-07-14T05:59:12","slug":"terbiyum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/terbiyum\/","title":{"rendered":"Terbiyum"},"content":{"rendered":"<p>Bu metaloidin periyodik tabloda atom numaras\u0131 65&#8217;tir. Ayr\u0131ca bir i\u00e7 ge\u00e7i\u015f malzemesi oldu\u011fu bilinmekte olup, oksit formundaki nadir topraklardan kaynakland\u0131\u011f\u0131 belirtilmektedir. Yer kabu\u011fundaki konsantrasyonu 0,09 ppm&#8217;dir. Daha sonra Terbium&#8217;un kimyasal ger\u00e7ekleri hakk\u0131nda biraz daha bilgi edinin.<\/p>\n<h2> <strong>Terbiyum nedir?<\/strong><\/h2>\n<p> Beyaz renkte, g\u00fcm\u00fc\u015f yans\u0131malar\u0131 olan kat\u0131 bir elementtir, ancak \u00e7\u00f6z\u00fcnd\u00fc\u011f\u00fcnde renksiz hale gelir. Ayn\u0131 \u015fekilde, bu malzeme b\u00fct\u00fcn\u00fcyle s\u00fcnek veya d\u00f6v\u00fclebilirdir, ba\u011f\u0131ms\u0131z bir malzeme de\u011fildir, di\u011fer lantanit elementleriyle birlikte bulunur. Ayr\u0131ca s\u0131cak suda yava\u015f reaksiyona girer.<\/p>\n<h3> <strong>Terbiyum 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;\">Tb<\/span><\/span> Ad\u0131n\u0131, onu ke\u015ffeden ve \u00e7al\u0131\u015fmas\u0131n\u0131 geli\u015ftiren kimyager Mosander taraf\u0131ndan ilk kez g\u00f6r\u00fclen \u0130sve\u00e7&#8217;in <em>Ytterby<\/em> kasabas\u0131ndan almaktad\u0131r. Bu ara\u015ft\u0131rmada Terbiyum, keskin bir cisimle kesilebilen zay\u0131f bir dokusal element olarak tan\u0131mland\u0131.<\/p>\n<h2> <strong>Terbiyumun \u00f6zellikleri<\/strong><\/h2>\n<p> \u00d6zelliklerinden biri de uzun s\u00fcre havaya maruz kalabilmesi ve oda s\u0131cakl\u0131\u011f\u0131nda stabil kalabilmesidir. G\u00fcm\u00fc\u015f vurgulu beyaz rengi, oksitlendi\u011finde yo\u011fun kahverengiye d\u00f6ner. Di\u011fer \u00f6nemli \u00f6zellikler \u015funlar\u0131 i\u00e7erir:<\/p>\n<ul>\n<li> <strong>Durumu<\/strong> : Kat\u0131 ve p\u00fcsk\u00fcrtme dokulu.<\/li>\n<li> <strong>Renk<\/strong> : Beyaz ile g\u00fcm\u00fc\u015f aras\u0131 bir g\u00f6r\u00fcn\u00fcm sunar.<\/li>\n<li> <strong>Tat ve koku<\/strong> : Ac\u0131 ve \u00f6zel bir kokusu yoktur.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/strong> : Tan\u0131mlanm\u0131\u015f asitlerde \u00e7\u00f6z\u00fcn\u00fcr.<\/li>\n<li> <strong>Toksisite<\/strong> : Kullan\u0131m\u0131 periyodik ise orta d\u00fczeydedir.<\/li>\n<li> <strong>Reaktivite<\/strong> : Genellikle oksijen ve asitlerle reaktiftir.<\/li>\n<li> <strong>Yap\u0131s\u0131<\/strong> : Alt\u0131gen kristal.<\/li>\n<li> <strong>Bile\u015fimi<\/strong> : Terbiyumun atom yap\u0131s\u0131 65 proton ve 65 elektrondur.<\/li>\n<\/ul>\n<h2> <strong>Terbiyumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 65<\/li>\n<li> <strong>D\u00f6nem<\/strong> : 6<\/li>\n<li> <strong>Blok<\/strong> : F<\/li>\n<li> <strong>Grup<\/strong> : 3<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 8219kg\/m\u00b3<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 1356\u00b0C<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 1,80<\/li>\n<li> <strong>Ortalama yar\u0131\u00e7ap:<\/strong> 175 saat<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 1.2<\/li>\n<li> <strong>Oksidasyon durumu:<\/strong> +3<\/li>\n<li> <strong>Oksit:<\/strong> Biraz bazik.<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131:<\/strong> 10,8 kJ\/mol<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Xe] 4f <sup>9<\/sup> 6s <sup>2<\/sup><\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 158.924 u<\/li>\n<li> <strong>Kabuk ba\u015f\u0131na elektron say\u0131s\u0131:<\/strong> 2, 8, 18, 27, 8, 2<\/li>\n<li> <strong>Birinci iyonla\u015fma potansiyeli eV:<\/strong> 6,76 kJ\/mol<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> 11,1 W\/(K\u00b7m)<\/li>\n<li> <strong>Elektriksel iletkenlik:<\/strong> 0,889 \u00d7 106S\/m<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 1,59 pm<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 2800\u00b0C<\/li>\n<\/ol>\n<h2> <strong>Terbiyumun K\u00f6keni<\/strong><\/h2>\n<p> 1843 y\u0131l\u0131nda \u0130sve\u00e7li Carl Gustaf Mosander taraf\u0131ndan itriyum mineralinde bulunan bir kal\u0131nt\u0131 \u015feklinde ortaya \u00e7\u0131kar\u0131ld\u0131. Tan\u0131mlanmas\u0131, ilk tespit edildi\u011fi \u0130sve\u00e7&#8217;in Ytterby kasabas\u0131ndan kaynaklanmaktad\u0131r. Ancak 1905 y\u0131l\u0131na kadar Georges Urbain taraf\u0131ndan bu i\u015flem i\u00e7in farkl\u0131 tekniklerin uygulanmas\u0131yla saf bir \u015fekilde ayr\u0131\u015ft\u0131r\u0131lamam\u0131\u015ft\u0131r. Terbiyum, g\u00fcm\u00fc\u015f ve c\u0131va gibi elementlerde bulunan bir metaldir.<\/p>\n<h2> <strong>Terbiyum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Farkl\u0131 prosed\u00fcrleri veya imalatlar\u0131 ger\u00e7ekle\u015ftirmek i\u00e7in kullan\u0131lan di\u011ferlerinin yan\u0131 s\u0131ra tungsten veya kalsiyum flor\u00fcr gibi minerallerde kullan\u0131lan bile\u015fenleri kar\u0131\u015ft\u0131rmak i\u00e7in kullan\u0131l\u0131r. Ayn\u0131 \u015fekilde oksos\u00fclfatla birlikte kullan\u0131m\u0131 da radyolojik faaliyetlerde ba\u015fl\u0131ca kullan\u0131mlardan biridir. Ayr\u0131ca, ba\u015fka yard\u0131mc\u0131 programlar\u0131 da vard\u0131r:<\/p>\n<ul>\n<li> Zirkonyum oksit ile birle\u015fimi sayesinde elektronik maddenin geli\u015ftirilmesinde.<\/li>\n<li> Y\u00fcksek s\u0131cakl\u0131klarda yan\u0131c\u0131 malzemelerin olu\u015fturulmas\u0131nda stabilize edici bir cam olarak.<\/li>\n<li> Oksit ve ye\u015fil fosfor kullan\u0131m\u0131 sayesinde, floresan lambalar\u0131n ve televizyon ekranlar\u0131na g\u00f6r\u00fcnt\u00fc ileten t\u00fcplerin \u00fcretiminde \u00e7ok faydal\u0131d\u0131r.<\/li>\n<li> Sodyum borat ile birlikte yeterli menzile sahip kaliteli lazer \u0131\u015f\u0131\u011f\u0131 \u00fcretmek i\u00e7in idealdir.<\/li>\n<li> Sahip oldu\u011fu bile\u015fenler nedeniyle manyetik yap\u0131lar i\u00e7in mutlakt\u0131r.<\/li>\n<li> Bor ve metal kullan\u0131larak y\u00fcksek g\u00fc\u00e7l\u00fc m\u0131knat\u0131slar i\u00e7in kullan\u0131l\u0131r.<\/li>\n<\/ul>\n<h2> <strong>Terbiyum nas\u0131l al\u0131n\u0131r?<\/strong><\/h2>\n<p> Monazit, Gadolinit ve Auxenide gibi baz\u0131 minerallerde, bu metaloidin yaln\u0131zca %15&#8217;ini i\u00e7erseler bile tespit edilebilmektedir. Bu metal bile\u015fi\u011fi g\u00fcney \u00c7in&#8217;de daha fazla talep g\u00f6rmektedir. \u00d6te yandan, 2011 y\u0131l\u0131nda \u00e7e\u015fitli ara\u015ft\u0131rmalar, bu metalin \u00fcretimi i\u00e7in \u00e7ok say\u0131da ideal yataklar\u0131n bulundu\u011fu Hawaii&#8217;ye \u00e7ok yak\u0131n deniz taban\u0131nda bu metalin \u00f6nemli rezervlerinin bulundu\u011funu ortaya \u00e7\u0131kard\u0131.<\/p>\n<h2> <strong>Terbium \u00fcretiminin \u00f6nemi<\/strong><\/h2>\n<p> Bu metaloid end\u00fcstriyel d\u00fczeyde b\u00fcy\u00fck \u00f6nem ta\u015f\u0131yor \u00e7\u00fcnk\u00fc di\u011fer elementlerle birlikte \u00e7e\u015fitli \u00fcretim s\u00fcre\u00e7lerinde kullan\u0131l\u0131yor. 2012 y\u0131l\u0131n\u0131n ortalar\u0131nda, Terbium&#8217;un d\u00fc\u015f\u00fck konsantrasyonu nedeniyle D\u00fcnya y\u00fczeyinden kaybolma riski ta\u015f\u0131yan metallerden biri oldu\u011funu belirten bir rapor yay\u0131nland\u0131. Ancak kristallerin parlat\u0131lmas\u0131 ve kataliz\u00f6r olu\u015fturulmas\u0131 amac\u0131yla kullan\u0131m\u0131 her ge\u00e7en g\u00fcn artmaktad\u0131r.<\/p>\n<p> \u00d6zetle Terbiyum, end\u00fcstriyel d\u00fczeyde \u00e7e\u015fitli i\u015flemlerde temel kullan\u0131ma sahip, iyi bilinen bir metaldir. Ancak bu metale eri\u015fim ve bulunabilirlik nadirdir ve k\u00fcresel bir endi\u015fe olu\u015fturmaktad\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bu metaloidin periyodik tabloda atom numaras\u0131 65&#8217;tir. Ayr\u0131ca bir i\u00e7 ge\u00e7i\u015f malzemesi oldu\u011fu bilinmekte olup, oksit formundaki nadir topraklardan kaynakland\u0131\u011f\u0131 belirtilmektedir. Yer kabu\u011fundaki konsantrasyonu 0,09 ppm&#8217;dir. Daha sonra Terbium&#8217;un kimyasal ger\u00e7ekleri hakk\u0131nda biraz daha bilgi edinin. Terbiyum nedir? Beyaz renkte, g\u00fcm\u00fc\u015f yans\u0131malar\u0131 olan kat\u0131 bir elementtir, ancak \u00e7\u00f6z\u00fcnd\u00fc\u011f\u00fcnde renksiz hale gelir. Ayn\u0131 \u015fekilde, bu malzeme &#8230; <a title=\"Terbiyum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/terbiyum\/\" aria-label=\"More on Terbiyum\">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>Terbiyum - 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\/terbiyum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Terbiyum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Bu metaloidin periyodik tabloda atom numaras\u0131 65&#8217;tir. 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