{"id":1765,"date":"2011-07-07T15:30:37","date_gmt":"2011-07-07T12:30:37","guid":{"rendered":"http:\/\/www.islamidavet.com\/kutuphane\/\/?p=1765"},"modified":"2011-07-07T15:30:37","modified_gmt":"2011-07-07T12:30:37","slug":"lantan","status":"publish","type":"post","link":"https:\/\/www.islamidavet.com\/kutuphane\/lantan\/","title":{"rendered":"Lantan"},"content":{"rendered":"<p>Sembol: La<\/p>\n<p>Atom numaras\u0131: 57<br \/>\nAtom a\u011f\u0131rl\u0131\u011f\u0131: 138.9055 g\/mol<br \/>\nOda ko\u015fullar\u0131nda (25\u00b0C 298 K): G\u00fcm\u00fc\u015f\u00fcms\u00fc beyaz renkli kat\u0131<br \/>\nMetal<br \/>\nf-blok elementi<br \/>\nLantan metali ilk olarak 1839 y\u0131l\u0131nda C:G Mosander taraf\u0131ndan ke\u015ffedilmi\u015ftir.<br \/>\nLantanitler olarak isimlendirilen grubun ilk elementidir. Do\u011fada xenotim, monazit (Ce, La, Th, Nd, Y)PO4, ve bastnaesit (Ce, La, Y)CO3F mineralleri i\u00e7erisinde bulunur.<br \/>\nLantan\u0131n minerallerinden saf olarak elde edilmesi \u00e7ok kompleks bir prosed\u00fcr gerektirir. \u00d6ncelikle mineralden tuzu olarak ayr\u0131\u015ft\u0131r\u0131l\u0131r. Bnu i\u00e7in s\u00fclf\u00fcrik asit, hidroklorik asit ve sodyum hidroksit \u00e7\u00f6zeltileri kullan\u0131l\u0131r. Bu elden edilen tuzu daha sonra \u00e7\u00f6z\u00fcc\u00fc ekstraksiyonu ve iyon de\u011fi\u015ftirme kromotografisi yard\u0131m\u0131 ile saf olarak elde edilir.<br \/>\nDi\u011fer bir elde edili\u015f y\u00f6ntemi ise LaF3 bile\u015fi\u011finin kalsiyum metali ile indirgenmesi sonucunda elde edilir.<br \/>\n2LaF3 + 3Ca \u00e0 2La + 3CaF2<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sembol: La Atom numaras\u0131: 57 Atom a\u011f\u0131rl\u0131\u011f\u0131: 138.9055 g\/mol Oda ko\u015fullar\u0131nda (25\u00b0C 298 K): G\u00fcm\u00fc\u015f\u00fcms\u00fc beyaz renkli kat\u0131 Metal f-blok elementi Lantan metali ilk olarak 1839 y\u0131l\u0131nda C:G Mosander taraf\u0131ndan ke\u015ffedilmi\u015ftir. Lantanitler olarak isimlendirilen grubun ilk elementidir. Do\u011fada xenotim, monazit (Ce, La, Th, Nd, Y)PO4, ve bastnaesit (Ce, La, Y)CO3F mineralleri i\u00e7erisinde bulunur. Lantan\u0131n minerallerinden &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1407,1403],"tags":[2261,2176,2265,4763,3040,2178,4713],"class_list":["post-1765","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-element","tag-hidroklorik-asit","tag-kalsiyum","tag-lantan","tag-metal","tag-sodyum-hidroksit","tag-sulfurik-asit"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/comments?post=1765"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1765\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=1765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=1765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=1765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}