{"id":1522,"date":"2023-07-13T17:53:42","date_gmt":"2023-07-13T17:53:42","guid":{"rendered":"https:\/\/chemuza.org\/tr\/plutonyum\/"},"modified":"2023-07-13T17:53:42","modified_gmt":"2023-07-13T17:53:42","slug":"plutonyum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/plutonyum\/","title":{"rendered":"Pl\u00fctonyum"},"content":{"rendered":"<p>Kimyasal bir element olarak d\u00fcnyada \u00e7ok nadir bulunur, bu nedenle yapay k\u00f6keniyle tan\u0131n\u0131r. En yayg\u0131n kullan\u0131m alanlar\u0131 n\u00fckleer yak\u0131t \u00fcretimi veya n\u00fckleer silah \u015firketleridir. Aktinit metalleri kategorisine aittir ve t\u00fcm izotoplar\u0131 radyoaktiftir. Pl\u00fctonyum hakk\u0131nda \u00f6zellikleri, k\u00f6keni ve \u00f6zellikleri gibi daha fazla bilgiyi burada bulabilirsiniz.<\/p>\n<h2> <strong>Pl\u00fctonyum nedir?<\/strong><\/h2>\n<p> Transuranik bir kimyasal elementtir, yani uranyumun \u00f6tesine ge\u00e7er. Rengi g\u00fcm\u00fc\u015f grisidir ancak havaya maruz kald\u0131\u011f\u0131nda koyula\u015f\u0131r ve oksitlendi\u011finde ye\u015fil pl\u00fctonyum olarak da bilinen opak sar\u0131 bir tabaka olu\u015fturur. Normalde 6 allotropik durumu ve 4 oksidasyon durumu vard\u0131r. Ayr\u0131ca nitrojen, karbon, silikon ve halojenlerle reaksiyona girebilir.<\/p>\n<h3> <strong>Pl\u00fctonyum 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;\">Pu<\/span><\/span> Atom numaras\u0131 94, atom k\u00fctlesi 244&#8217;t\u00fcr. 16 kararl\u0131 atom \u00e7e\u015fidi yani reaktif izotoplar\u0131 vard\u0131r. Pl\u00fctonyum-239, b\u00f6l\u00fcnebilir \u00f6zelliklerinden dolay\u0131 kimyasal a\u00e7\u0131dan daha fazla ilgi g\u00f6r\u00fcyor ancak ayn\u0131 zamanda daha y\u00fcksek izotoplar olu\u015fturmak i\u00e7in n\u00f6tronlar\u0131 da yakalayabilir.<\/p>\n<h2> <strong>Pl\u00fctonyumun \u00f6zellikleri<\/strong><\/h2>\n<p> Pl\u00fctonyum perklorik asit ve hidriyodik asitte kolayl\u0131kla \u00e7\u00f6z\u00fcn\u00fcr. Alfa bozunmas\u0131 s\u0131ras\u0131nda a\u00e7\u0131\u011fa \u00e7\u0131kard\u0131\u011f\u0131 enerji nedeniyle \u00e7ok fazla \u0131s\u0131 yayma kapasitesine sahiptir. Oda s\u0131cakl\u0131\u011f\u0131nda d\u00f6kme demire benzer sert ve k\u0131r\u0131lgan bir elementtir. Pl\u00fctonyumun di\u011fer \u00f6zellikleri \u015funlard\u0131r:<\/p>\n<ul>\n<li> <strong>\u0130letkenlik:<\/strong> Is\u0131 ve elektri\u011fi iyi iletmez.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck:<\/strong> asitlerde \u00e7\u00f6z\u00fcn\u00fcr ve kral suyuyla reaksiyona girer.<\/li>\n<li> <strong>Diren\u00e7:<\/strong> Oda s\u0131cakl\u0131\u011f\u0131nda y\u00fcksek ve d\u00fc\u015f\u00fck s\u0131cakl\u0131klarda daha da y\u00fcksektir.<\/li>\n<li> <strong>Allotropi:<\/strong> Benzer enerji seviyelerine sahip 6 allotropa sahiptir.<\/li>\n<li> <strong>Parlakl\u0131k:<\/strong> G\u00fc\u00e7l\u00fc bir \u015fekilde parlar.<\/li>\n<li> <strong>Yap\u0131s\u0131:<\/strong> Monoklinik.<\/li>\n<\/ul>\n<h2> <strong>Pl\u00fctonyumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 94<\/li>\n<li> <strong>D\u00f6nem:<\/strong> 7<\/li>\n<li> <strong>Blok:<\/strong> f<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap:<\/strong> 187+-1<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 159<\/li>\n<li> <strong>Ortalama yar\u0131\u00e7ap:<\/strong> 135<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 19816 kg\/m\u00b3<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 912.5K<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131:<\/strong> 35,5 J<\/li>\n<li> <strong>Elastik mod\u00fcl:<\/strong> 96 GPa<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 3505K<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 1,28<\/li>\n<li> <strong>Ses h\u0131z\u0131:<\/strong> 293,15 K&#8217;de 2,260 m\/s<\/li>\n<li> <strong>Buhar bas\u0131nc\u0131:<\/strong> 2926 K&#8217;de 10,00 Pa<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Rn] 5f <sup>6<\/sup> 7s <sup>2<\/sup><\/li>\n<li> <strong>Buharla\u015fma entalpisi:<\/strong> 333,5 kJ\/mol<\/li>\n<li> <strong>F\u00fczyon entalpisi:<\/strong> 2,82 Kj\/mol<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> 6,74 W<\/li>\n<li> <strong>Kayma mod\u00fcl\u00fc:<\/strong> 43 GPa<\/li>\n<\/ol>\n<h2> <strong>Pl\u00fctonyumun k\u00f6keni<\/strong><\/h2>\n<p> 1934 y\u0131l\u0131nda \u0130talyan fizik\u00e7i Enrico Fermi ve Roma \u00dcniversitesi&#8217;nden birka\u00e7 bilim adam\u0131, Hesperium ad\u0131n\u0131 verdikleri 94 numaral\u0131 elementi ke\u015ffettiklerini duyurdular. Kripton, baryum ve di\u011fer elementlerin bir kar\u0131\u015f\u0131m\u0131ndan yap\u0131lm\u0131\u015ft\u0131 ancak n\u00fckleer fisyon ke\u015ffedilmeden deneyler sonu\u00e7suz kald\u0131.<\/p>\n<p> Daha sonra 14 Aral\u0131k 1940&#8217;ta Pl\u00fctonyum 238 ilk kez izole edildi ve ertesi y\u0131l Edwin McMillan, AC Wahl, Glenn T Seaborg ve JW Kennedy sayesinde kimyasal olarak tan\u0131nd\u0131. Bu bilim adamlar\u0131, \u00e7ekirde\u011finde bir proton ve bir n\u00f6tron bulunan hidrojenin izotopu olan Cycloton adl\u0131 par\u00e7ac\u0131k h\u0131zland\u0131r\u0131c\u0131da Uranyum elementini D\u00f6teryum ile bombalad\u0131lar.<\/p>\n<p> Bombard\u0131man\u0131n sonucu olarak, iki g\u00fcnl\u00fck k\u0131sa bir \u00f6mr\u00fc olan beta emisyonu ile bozunan Neptunium 238 elementi olu\u015ftu. Daha sonra Edwin McMillan, 94. elemente Pl\u00fcton ad\u0131n\u0131n verilmesini \u00f6nerdi \u00e7\u00fcnk\u00fc bu element onu takip eden gezegendi. Glenn Seaborg daha sonra onun Plutio olarak adland\u0131r\u0131lmas\u0131n\u0131 \u00f6nerdi, daha sonra ona Pl\u00fctonyum ad\u0131n\u0131 verdi.<\/p>\n<h2> <strong>Pl\u00fctonyum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> En \u00f6nemli kullan\u0131mlar\u0131 b\u00fcy\u00fck \u00f6l\u00e7\u00fcde iki \u00f6zelli\u011fine ba\u011fl\u0131d\u0131r; bunlar, bu elementin b\u00fcy\u00fck miktarda \u0131s\u0131 yaymas\u0131na neden olan termal enerjidir. \u0130kinci husus, uzay ara\u00e7lar\u0131ndaki ve sondalardaki elektrik g\u00fcc\u00fcd\u00fcr. \u0130\u015fte bu unsurun baz\u0131 uygulamalar\u0131:<\/p>\n<h3> <strong>End\u00fcstri<\/strong><\/h3>\n<p> Bu periyodik tablo eleman\u0131n\u0131n \u0131s\u0131 \u00fcretme yetene\u011fi, onu termoelektrik jenerat\u00f6r uygulamalar\u0131nda kullan\u0131m i\u00e7in ideal k\u0131lar. Bu transformat\u00f6rler \u0131s\u0131y\u0131 elektri\u011fe d\u00f6n\u00fc\u015ft\u00fcrme \u00f6zelli\u011fine sahiptir. Ayr\u0131ca atom bombas\u0131 ve n\u00fckleer santral yap\u0131m\u0131nda da yak\u0131t olarak kullan\u0131l\u0131yor. Bunun i\u00e7in kullan\u0131lan izotop, n\u00fckleer fisyona u\u011frayan Pl\u00fctonyum 239&#8217;dur.<\/p>\n<h3> <strong>\u0130la\u00e7<\/strong><\/h3>\n<p> \u00dcretti\u011fi enerji, pl\u00fctonyumun kalp rahats\u0131zl\u0131\u011f\u0131 olan ki\u015filerin ihtiya\u00e7 duydu\u011fu yapay kalp pillerinin yap\u0131m\u0131nda kullan\u0131lmas\u0131na olanak tan\u0131yor. Bu ama\u00e7la en \u00e7ok kullan\u0131lan izotop pl\u00fctonyum-238&#8217;dir \u00e7\u00fcnk\u00fc insan sa\u011fl\u0131\u011f\u0131na zararl\u0131 olmayan bir t\u00fcr radyasyon yayar.<\/p>\n<p> Sonu\u00e7 olarak pl\u00fctonyum, aktinitlere ait, g\u00fcm\u00fc\u015f renkli, farkl\u0131 kristal yap\u0131lara sahip kimyasal bir elementtir. Ayr\u0131ca n\u00fckleer silah ve n\u00fckleer yak\u0131t yap\u0131m\u0131nda da kullan\u0131l\u0131yor. Sentetik olarak \u00fcretilir ve do\u011fada nadir bulunur. Ayr\u0131ca zehirli ve radyoaktiftir; Yutulmas\u0131 veya solunmas\u0131 halinde hastal\u0131\u011fa veya \u00f6l\u00fcme neden olabilir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kimyasal bir element olarak d\u00fcnyada \u00e7ok nadir bulunur, bu nedenle yapay k\u00f6keniyle tan\u0131n\u0131r. En yayg\u0131n kullan\u0131m alanlar\u0131 n\u00fckleer yak\u0131t \u00fcretimi veya n\u00fckleer silah \u015firketleridir. Aktinit metalleri kategorisine aittir ve t\u00fcm izotoplar\u0131 radyoaktiftir. Pl\u00fctonyum hakk\u0131nda \u00f6zellikleri, k\u00f6keni ve \u00f6zellikleri gibi daha fazla bilgiyi burada bulabilirsiniz. Pl\u00fctonyum nedir? Transuranik bir kimyasal elementtir, yani uranyumun \u00f6tesine ge\u00e7er. Rengi &#8230; <a title=\"Pl\u00fctonyum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/plutonyum\/\" aria-label=\"More on Pl\u00fctonyum\">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>Pl\u00fctonyum - 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\/plutonyum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pl\u00fctonyum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Kimyasal bir element olarak d\u00fcnyada \u00e7ok nadir bulunur, bu nedenle yapay k\u00f6keniyle tan\u0131n\u0131r. 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