{"id":1749,"date":"2011-07-07T11:38:20","date_gmt":"2011-07-07T08:38:20","guid":{"rendered":"http:\/\/www.islamidavet.com\/kutuphane\/\/?p=1749"},"modified":"2011-07-07T11:38:20","modified_gmt":"2011-07-07T08:38:20","slug":"niyobyum","status":"publish","type":"post","link":"https:\/\/www.islamidavet.com\/kutuphane\/niyobyum\/","title":{"rendered":"Niyobyum"},"content":{"rendered":"<p>Sembol: Nb<\/p>\n<p> Atom numaras\u0131: 41<br \/>\nAtom a\u011f\u0131rl\u0131\u011f\u0131: 92.90638 g\/mol<br \/>\nOda ko\u015fullar\u0131nda (25\u00b0C 298 K): Gri metalik kat\u0131<br \/>\nMetal<br \/>\nd-blok elementi<br \/>\nNiyobyum metali 1801 y\u0131l\u0131nda Charles Hatchett taraf\u0131ndan ke\u015ffedilmi\u015ftir.<br \/>\nDo\u011fada yayg\u0131n olarak, niobit [(Fe, Mn)(Nb, Ta)2)O6], niobit tantalit [(Fe, Mn)(Ta, Nb)2)O6], mineralleri i\u00e7erisinde bulunur.<br \/>\nMinerallerinde ayn\u0131 zamanda bulunan tantal ve niobyumun kimyasal \u00f6zellikleri birbirine \u00e7ok benzedi\u011fi i\u00e7in ayr\u0131\u015fmas\u0131 zordur. Niobyum mineralinden \u00f6nce alkali \u00e7\u00f6zelti ile sonra da hidroflorik asit yar\u0131m\u0131 ile ekstrakte edilir. \u00c7\u00f6zeltideki tantal s\u0131v\u0131-s\u0131v\u0131 ekstraksiyonu yard\u0131m\u0131 ile ayr\u0131l\u0131r. Bu uygulamada tantal tuzu MIBK (metil isob\u00fctil ketone, 4-metil pentan-2-on )ile ekstrakte edilir. Niobyum \u00e7\u00f6zeltide kal\u0131r. HF\u2019 li \u00e7\u00f6zeltinin MIBK \u00e7\u00f6zeltisi ile ekstraksiyonu ile organik \u00e7\u00f6zelti niobyum i\u00e7erir. Daha sonra bu \u00e7\u00f6zeltide ki niobyum oksidine d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr. Karbon veya sodyum ile indirgenerek saf metalik niobyum eldedilir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sembol: Nb Atom numaras\u0131: 41 Atom a\u011f\u0131rl\u0131\u011f\u0131: 92.90638 g\/mol Oda ko\u015fullar\u0131nda (25\u00b0C 298 K): Gri metalik kat\u0131 Metal d-blok elementi Niyobyum metali 1801 y\u0131l\u0131nda Charles Hatchett taraf\u0131ndan ke\u015ffedilmi\u015ftir. Do\u011fada yayg\u0131n olarak, niobit [(Fe, Mn)(Nb, Ta)2)O6], niobit tantalit [(Fe, Mn)(Ta, Nb)2)O6], mineralleri i\u00e7erisinde bulunur. Minerallerinde ayn\u0131 zamanda bulunan tantal ve niobyumun kimyasal \u00f6zellikleri birbirine \u00e7ok benzedi\u011fi &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":[2125,4729,3040,4751],"class_list":["post-1749","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-cozelti","tag-ekstraksiyon","tag-metal","tag-niyobyum"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1749","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=1749"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1749\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=1749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=1749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=1749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}