{"id":118517,"date":"2025-11-24T12:03:28","date_gmt":"2025-11-24T12:03:28","guid":{"rendered":"https:\/\/rjecnik.hr\/mreznik\/astat\/"},"modified":"2025-11-24T14:18:00","modified_gmt":"2025-11-24T13:18:00","slug":"astat","status":"publish","type":"post","link":"https:\/\/rjecnik.hr\/mreznik\/astat\/","title":{"rendered":"astat"},"content":{"rendered":"<p align=\"justify\" style=\"margin:20pt 0pt 0pt 5pt;text-indent:-5pt;\"><span class=\"Lemma\"> <span class=\"Lemma__Naglaseno\">\u00e0st\u0101t <\/span><span class=\"Lemma__LemmaSign\">astat<\/span> <span class=\"Lemma__vrsta_rijeci\">im. m.<\/span><span class=\"Gramaticki_blok\"><span class=\"Oblici\"> (<span class=\"Oblici__naglaseni\">G ast\u00e1ta, DL ast\u00e1tu, A \u00e0st\u0101t, I ast\u00e1tom<\/span>)<\/span><\/span><\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Sense\"> <span class=\"Sense__strucna_odrednica\">kem.<\/span><span class=\"Definicija\"><span class=\"Definicija__definicija\"> Astat (At) umjetni je radioakativni halogeni kemijski element.<\/span><\/span><span class=\"primjeri\"> <span class=\"Primjer\"\/><\/span><\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Primjer__Primjer\"> &#8211; Astat su 1940. godine otkrili Emilio Segr\u00e9, Dale Raymond Corson i Kenneth Ross Mackenzie (US).<\/span><\/p>\n<p> <span class=\"Primjer\"\/> <\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Primjer__Primjer\"> &#8211; Astat se mo\u017ee pripraviti bombardiranjem bizmuta alfa-\u010desticama.<\/span><\/p>\n<p> <span class=\"Primjer\"\/> <\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Primjer__Primjer\"> &#8211; Poznato je dvadesetak izotopa astata s rasponom masenih brojeva od 196 do 223.<\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt 0pt 0pt 10pt;\"><span class=\"kolokacije\"\/><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Kolokacija\"> <span class=\"Kolokacija__odrednica\">Kakav je astat?<\/span> <span class=\"Kolokacija__kolokacija\">radioaktivan<\/span><\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Kolokacija\"> <span class=\"Kolokacija__odrednica\">Koordinacija:<\/span> <span class=\"Kolokacija__kolokacija\">astat i jod<\/span><\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Kolokacija\"> <span class=\"Kolokacija__odrednica\">U vezi s astatom spominje se:<\/span> <span class=\"Kolokacija__kolokacija\">izotop<\/span><\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"Tvorbena_raz\"\/><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"> <span class=\"Tvorbena_raz__mrtve_tvorenice\">tvorenice: astatov<\/span><\/p>\n<p align=\"justify\" style=\"margin:0pt;\"><span class=\"vanjska_poveznica\"> <span class=\"vanjska_poveznica__izvor\">Struna: <\/span> <a class=\"vanjska_poveznica__poveznica\" href=\"http:\/\/struna.ihjj.hr\/naziv\/astat\/3870\/#naziv\" target=\"_blank\">http:\/\/struna.ihjj.hr\/naziv\/astat\/3870\/#naziv<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Astat (At) umjetni je radioakativni halogeni kemijski element.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39,5],"tags":[98],"class_list":["post-118517","post","type-post","status-publish","format-standard","hentry","category-osnovni-a","category-osnovni","tag-im-m"],"_links":{"self":[{"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/posts\/118517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/comments?post=118517"}],"version-history":[{"count":1,"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/posts\/118517\/revisions"}],"predecessor-version":[{"id":118736,"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/posts\/118517\/revisions\/118736"}],"wp:attachment":[{"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/media?parent=118517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/categories?post=118517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rjecnik.hr\/mreznik\/wp-json\/wp\/v2\/tags?post=118517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}