{"id":2065,"date":"2011-07-13T13:45:24","date_gmt":"2011-07-13T10:45:24","guid":{"rendered":"http:\/\/www.islamidavet.com\/kutuphane\/\/?p=2065"},"modified":"2011-07-13T13:45:24","modified_gmt":"2011-07-13T10:45:24","slug":"protaktinyum","status":"publish","type":"post","link":"https:\/\/www.islamidavet.com\/kutuphane\/protaktinyum\/","title":{"rendered":"Protaktinyum"},"content":{"rendered":"<p>Protaktinyum (Pa), do\u011fada az rastlanan bir Aktinid Dizisi metalidir, Uranyum cevherleri aras\u0131nda bulunur. T\u00fcm\u00fc de radyoaktif olan 12&#8217;den \u00e7ok izotopu bilinmektedir. Bunlar aras\u0131nda protaktinyum-231 (Pa231) en uzun \u00f6m\u00fcrl\u00fc (yar\u0131 \u00f6mr\u00fc 34.000 y\u0131l) izotop&#8217;tur.<br \/>\nProtaktinyumun atom numaras\u0131 91; atom a\u011f\u0131rl\u0131\u011f\u0131 231; en (yakla\u015f\u0131k) 160p\u00b0C&#8217;den daha az, \u00f6zg\u00fcl a\u011f\u0131rl\u0131\u011f\u0131 15,37&#8217;d\u0131r.<br \/>\nKimyasal \u00f6zellikleri Niyobyum ile Tantal&#8217;a benzer; bile\u015fiklerinde + 5 de\u011fer al\u0131r.<br \/>\nProtaktinyum, 1918&#8217;de, pe\u015f pe\u015fe, \u0130ngiltere&#8217;de Spddy ve Cranston, Almanya&#8217;da Hahn ve Lise Meitner taraf\u0131ndan ke\u015ffedildi ve 1927&#8217;de Amerikal\u0131 Gul taraf\u0131ndan elde edildi. En \u00f6nemli hammaddesi, radyum&#8217;un elde edilmesi s\u0131ras\u0131nda ortaya \u00e7\u0131kan \u00e7\u00f6z\u00fcnmez tortulard\u0131r. 231 izotopu, 34 000 y\u0131ll\u0131k yanlanma s\u00fcresiyle, bir alfa taneci\u011fi ve aktinyum vererek kendi kendine par\u00e7alan\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Protaktinyum (Pa), do\u011fada az rastlanan bir Aktinid Dizisi metalidir, Uranyum cevherleri aras\u0131nda bulunur. T\u00fcm\u00fc de radyoaktif olan 12&#8217;den \u00e7ok izotopu bilinmektedir. Bunlar aras\u0131nda protaktinyum-231 (Pa231) en uzun \u00f6m\u00fcrl\u00fc (yar\u0131 \u00f6mr\u00fc 34.000 y\u0131l) izotop&#8217;tur. Protaktinyumun atom numaras\u0131 91; atom a\u011f\u0131rl\u0131\u011f\u0131 231; en (yakla\u015f\u0131k) 160p\u00b0C&#8217;den daha az, \u00f6zg\u00fcl a\u011f\u0131rl\u0131\u011f\u0131 15,37&#8217;d\u0131r. Kimyasal \u00f6zellikleri Niyobyum ile Tantal&#8217;a benzer; bile\u015fiklerinde &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":[5188,4751,5187,2715,3605],"class_list":["post-2065","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-aktinid-dizisi","tag-niyobyum","tag-protaktinyum","tag-radyum","tag-uranyum"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/2065","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=2065"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/2065\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=2065"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=2065"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=2065"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}