{"id":1528,"date":"2023-07-13T14:53:32","date_gmt":"2023-07-13T14:53:32","guid":{"rendered":"https:\/\/chemuza.org\/tr\/fermiyum\/"},"modified":"2023-07-13T14:53:32","modified_gmt":"2023-07-13T14:53:32","slug":"fermiyum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/fermiyum\/","title":{"rendered":"Fermiyum"},"content":{"rendered":"<p>Fermiyum, ortamda bulunmayan ve di\u011fer elementlerin atom \u00e7ekirdeklerinin d\u00f6n\u00fc\u015ft\u00fcr\u00fclmesi veya de\u011fi\u015ftirilmesiyle elde edilen bir elementtir. Minimum numunenin i\u015flendi\u011fi, k\u00fctleleri 244 ila 259 aras\u0131nda olan 16&#8217;dan fazla radyoaktif izotoptan olu\u015fur. Bu, a\u015fa\u011f\u0131da g\u00f6rece\u011finiz gibi s\u0131n\u0131rl\u0131 uygulamalar sa\u011flar.<\/p>\n<h2> <strong>Fermiyum nedir?<\/strong><\/h2>\n<p> Periyodik tablonun aktinitlerine ait kimyasal bir elementtir. Sentetik ve radyoaktiftir, atom numaras\u0131 100 ile i\u015faretlenmi\u015ftir, bu y\u00fczden transuranik bir elementtir. Ek olarak izotoplar\u0131 karars\u0131zd\u0131r ve \u00e7evrede yakla\u015f\u0131k 100 g\u00fcn dayanabilen 257Fm hari\u00e7, izole edildi\u011finde h\u0131zla bozunur.<\/p>\n<h3> <strong>Fermiyum 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;\">Bu<\/span><\/span> isim Nobel Fizik \u00d6d\u00fcl\u00fc sahibi Enrico Fermi&#8217;nin onuruna verildi. Bu bilim adam\u0131 radyasyon alan\u0131nda b\u00fcy\u00fck ilerleme kaydetti, ancak element ke\u015ffedilemeden \u00f6ld\u00fc.<\/p>\n<h2> <strong>Fermiyumun \u00f6zellikleri<\/strong><\/h2>\n<p> Fermium elementi, atomik bile\u015fimi g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda \u00e7ok a\u011f\u0131r olan sentetik bir aktinittir. Olduk\u00e7a karars\u0131z izotoplara ve de\u011feri de\u011fi\u015fen atom k\u00fctlelerine sahip olarak tablonun \u00fc\u00e7\u00fcnc\u00fc grubunda yer al\u0131r. Bu elementin di\u011fer \u00f6zellikleri \u015funlard\u0131r:<\/p>\n<ul>\n<li> <strong>Durum<\/strong> : Sa\u011flam, metalik g\u00f6r\u00fcn\u00fcmde.<\/li>\n<li> <strong>Renk<\/strong> : G\u00fcm\u00fc\u015f beyaz\u0131.<\/li>\n<li> <strong>Tat ve koku<\/strong> : Kokusuz, kendine \u00f6zg\u00fc bir tad\u0131 yoktur.<\/li>\n<li> <strong>Toksisite<\/strong> : Y\u00fcksek, \u00e7\u00fcnk\u00fc radyoaktif par\u00e7ac\u0131klar yayar.<\/li>\n<li> <strong>Bile\u015fimi<\/strong> : \u00c7ekirde\u011fi 100 proton ve elektrondan olu\u015fur, yani transuraniktir.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/strong> : Suda \u00e7ok d\u00fc\u015f\u00fckt\u00fcr.<\/li>\n<li> <strong>Yap\u0131s\u0131<\/strong> : D\u00fc\u015f\u00fck yo\u011funlu\u011fu nedeniyle bilinmiyor.<\/li>\n<li> <strong>Kimyasal Reaktivite<\/strong> : Hidroklorik asit, nitrik asit ve amonyum \u00e7\u00f6zeltileriyle reaksiyona girer.<\/li>\n<\/ul>\n<h2> <strong>Fermiyumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 100<\/li>\n<li> <strong>D\u00f6nem<\/strong> : 7<\/li>\n<li> <strong>Blok<\/strong> : F<\/li>\n<li> <strong>Grup<\/strong> : 3<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 1.3<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 1527\u00b0C<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 14:45<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 257 u<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> Bilinmiyor <strong>.<\/strong><\/li>\n<li> <strong>Oksidasyon durumu<\/strong> : 2, 3, 4<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 1,67<\/li>\n<li> <strong>Ortalama yar\u0131\u00e7ap:<\/strong> bilinmiyor <strong>.<\/strong><\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Rn] 5f12 7s2<\/li>\n<li> <strong>Birinci iyonla\u015fma potansiyeli<\/strong> (eV): kJ\/mol<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> Bilinmiyor<\/li>\n<li> <strong>Kabuk ba\u015f\u0131na elektron say\u0131s\u0131:<\/strong> 2, 8,18, 32, 30, 8, 2<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> Hesaplanmam\u0131\u015ft\u0131r.<\/li>\n<\/ol>\n<h2> <strong>Fermiyumun K\u00f6keni<\/strong><\/h2>\n<p> Albert Ghiorso ve meslekta\u015flar\u0131 taraf\u0131ndan 1952 y\u0131l\u0131nda hidrojen bombas\u0131 patlamas\u0131n\u0131n kal\u0131nt\u0131lar\u0131n\u0131 incelerken ke\u015ffedildi. Daha sonra element, pl\u00fctonyum ve n\u00f6tronlarla bombalanan bir n\u00fckleer reakt\u00f6r\u00fcn yan\u0131 s\u0131ra uranyum-238 ve nitrojen iyonlar\u0131yla bombalanan bir siklotronda sentetik olarak haz\u0131rland\u0131. Ara\u015ft\u0131rmalar izotoplar\u0131n\u0131n karars\u0131z oldu\u011funu ve bunun \u00e7evrede h\u0131zla par\u00e7alanmas\u0131na neden oldu\u011funu g\u00f6sterdi.<\/p>\n<h2> <strong>Fermiyum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Fermium&#8217;un kullan\u0131mlar\u0131 minimum d\u00fczeydedir \u00e7\u00fcnk\u00fc bile\u015fikleri d\u00fc\u015f\u00fck yo\u011funluklar\u0131 nedeniyle sentezlenememektedir. Elde edilen az say\u0131da \u00f6rnek n\u00fckleer ara\u015ft\u0131rma alan\u0131nda kullan\u0131l\u0131yor. Ek olarak, Fermium kimyasal elementi di\u011fer bile\u015fiklerin \u00e7ekirde\u011fini de\u011fi\u015ftirir. Bu nedenle metalik formuyla nadir toprak bile\u015fikleri i\u00e7eren ala\u015f\u0131mlar\u0131n deneysel \u00fcretiminde kullan\u0131lmaktad\u0131r. Bunlardan biri, parlak bir g\u00f6r\u00fcn\u00fcme sahip olan \u0130tterbiyum ve Fermiyum ala\u015f\u0131m\u0131d\u0131r. Bu sayede ba\u015fka ala\u015f\u0131mlar olu\u015fturmak i\u00e7in \u00f6l\u00e7\u00fcmler yap\u0131ld\u0131.<\/p>\n<h2> <strong>Fermiyum Elde Etme<\/strong><\/h2>\n<p> N\u00f6tronlarla bombard\u0131man edilen geni\u015f bir n\u00fckleer reaksiyonlar zinciri yoluyla elde edilir. Bu s\u00fcre\u00e7te, elementin her izotopu, beta bozunmas\u0131 sergileyene kadar bombard\u0131man edilir ve bu da analizine olanak sa\u011flar.<\/p>\n<h2> <strong>Fermiyumun sa\u011fl\u0131k etkileri<\/strong> <strong>&nbsp;<\/strong><\/h2>\n<p> Fermium&#8217;un \u00f6zellikleri radyasyon konusunda uzmanla\u015fm\u0131\u015f laboratuvarlarda analiz ediliyor ve sa\u011fl\u0131k \u00fczerindeki etkileri konusunda kesin olmayan sonu\u00e7lar veriliyor. Ancak radyoaktif do\u011fas\u0131 g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda, k\u00fc\u00e7\u00fck \u00f6rneklerine b\u00fcy\u00fck bir dikkatle yakla\u015f\u0131lmal\u0131d\u0131r. Ayr\u0131ca n\u00fckleer patlamalar s\u0131ras\u0131nda elde edildiklerinden, radyasyona maruz kalmamak i\u00e7in incelenirken koruyucu ekipman kullan\u0131lmas\u0131 gerekir.<\/p>\n<h2> <strong>Fermium hakk\u0131nda 7 ilgin\u00e7 ger\u00e7ek<\/strong><\/h2>\n<p> Bu element sentetik olmas\u0131 ve do\u011fada do\u011fal olarak bulunmamas\u0131 ile \u00f6ne \u00e7\u0131kmaktad\u0131r. \u0130lk do\u011fal \u00f6rne\u011fi, Einsteinium&#8217;un bir k\u0131sm\u0131 bir patlamada par\u00e7aland\u0131\u011f\u0131nda g\u00f6zlemlendi. Y\u00fcksek radyoaktif toksisitesi g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda pratik kullan\u0131mlar\u0131 yoktur, ancak sizi baz\u0131 ilgin\u00e7 ger\u00e7eklerle ba\u015f ba\u015fa b\u0131rak\u0131yoruz:<\/p>\n<ol>\n<li> Di\u011fer hafif elementlerden n\u00f6tronlar\u0131n bombard\u0131man\u0131 ile elde edilen a\u011f\u0131r bir elementtir.<\/li>\n<li> 1952&#8217;de Marshall Adalar\u0131&#8217;nda yap\u0131lan hidrojen bombas\u0131 testinin ard\u0131ndan ke\u015ffedilen ilk elementti.<\/li>\n<li> Ke\u015ffi g\u00fcvenlik nedeniyle 1955 y\u0131l\u0131na kadar yay\u0131nlanmad\u0131.<\/li>\n<li> \u0130zotoplar\u0131 aras\u0131nda en kararl\u0131 olanlar\u0131 Fm255 ve Fm 257&#8217;dir ve \u00f6mr\u00fc 20 ila 100 saat aras\u0131ndad\u0131r.<\/li>\n<li> Transuranik bir elementtir, yani \u00e7ekirde\u011fi 90 proton ve elektronu a\u015fmaktad\u0131r.<\/li>\n<li> \u00dc\u00e7 oksidasyon durumuna sahiptir.<\/li>\n<li> En iyi bilinen bile\u015fi\u011fi fermiyum klor\u00fcr, FmCl2&#8217;dir.<\/li>\n<\/ol>\n<p> Sonu\u00e7 olarak, aktinit grubu i\u00e7inde bu element en a\u011f\u0131r olanlardan biridir ve izole edildi\u011finde h\u0131zla ayr\u0131\u015fan izotoplara sahiptir. Bu nedenle \u00f6rnekleri, olas\u0131 uygulamalar\u0131n\u0131 ve insanlara faydalar\u0131n\u0131 do\u011frulamak amac\u0131yla derinlemesine sentezlenemedi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fermiyum, ortamda bulunmayan ve di\u011fer elementlerin atom \u00e7ekirdeklerinin d\u00f6n\u00fc\u015ft\u00fcr\u00fclmesi veya de\u011fi\u015ftirilmesiyle elde edilen bir elementtir. Minimum numunenin i\u015flendi\u011fi, k\u00fctleleri 244 ila 259 aras\u0131nda olan 16&#8217;dan fazla radyoaktif izotoptan olu\u015fur. Bu, a\u015fa\u011f\u0131da g\u00f6rece\u011finiz gibi s\u0131n\u0131rl\u0131 uygulamalar sa\u011flar. Fermiyum nedir? Periyodik tablonun aktinitlerine ait kimyasal bir elementtir. Sentetik ve radyoaktiftir, atom numaras\u0131 100 ile i\u015faretlenmi\u015ftir, bu y\u00fczden &#8230; <a title=\"Fermiyum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/fermiyum\/\" aria-label=\"More on Fermiyum\">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>Fermiyum - 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\/fermiyum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fermiyum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Fermiyum, ortamda bulunmayan ve di\u011fer elementlerin atom \u00e7ekirdeklerinin d\u00f6n\u00fc\u015ft\u00fcr\u00fclmesi veya de\u011fi\u015ftirilmesiyle elde edilen bir elementtir. 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