{"id":1539,"date":"2023-07-13T10:04:29","date_gmt":"2023-07-13T10:04:29","guid":{"rendered":"https:\/\/chemuza.org\/tr\/oganeson\/"},"modified":"2023-07-13T10:04:29","modified_gmt":"2023-07-13T10:04:29","slug":"oganeson","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/oganeson\/","title":{"rendered":"Oganeson"},"content":{"rendered":"<p>\u015eu anda periyodik tablodaki son kimyasal elementtir, 18. gruptan yapay olarak olu\u015fturulan tek elementtir ve ayr\u0131ca en y\u00fcksek k\u00fctleye ve atom numaras\u0131na sahiptir. \u015eimdi Oganeson&#8217;un \u00f6zelliklerinin neler oldu\u011funu, onu ke\u015ffeden ki\u015finin kim oldu\u011funu ve ne i\u00e7in kullan\u0131ld\u0131\u011f\u0131n\u0131 \u00f6\u011frenin.<\/p>\n<h2> <strong>Oganeson nedir?<\/strong><\/h2>\n<p> Sentetik, transuranik, transaktinit, \u00e7ok radyoaktif, s\u00fcper a\u011f\u0131r ve karars\u0131z bir kimyasal elementtir. Ek olarak, son derece k\u0131sa bir yar\u0131 \u00f6mre, s\u0131f\u0131r de\u011ferli\u011fe ve normal ko\u015fullar alt\u0131nda bir miktar reaktiviteye sahiptir. Ayr\u0131ca soy gaz kimyasal serisinin bir par\u00e7as\u0131 olmas\u0131na ra\u011fmen muhtemelen bir gaz de\u011fildir.<\/p>\n<h3> <strong>Oganeson 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;\">Og<\/span><\/span> Oganeson elementinin mevcut sembol\u00fc, Rus n\u00fckleer fizik\u00e7i Yuri Tsolakovich Oganessian&#8217;a sayg\u0131 amac\u0131yla verilen ad\u0131n\u0131n k\u0131saltmas\u0131d\u0131r. Bu onuru, Rusya N\u00fckleer Reaksiyonlar Laboratuvar\u0131&#8217;ndaki bilim adamlar\u0131 grubuna liderlik etti\u011fi i\u00e7in ald\u0131. Ancak ilk ba\u015fta Latince bir, bir, sekiz, yani 118 anlam\u0131na gelen Uuo sembol\u00fcyle Ununoctio olarak adland\u0131r\u0131ld\u0131.<\/p>\n<h2> <strong>Oganeson&#8217;un \u00d6zellikleri<\/strong><\/h2>\n<p> Bilim adamlar\u0131n\u0131n tahminlerine g\u00f6re Oganeson, di\u011fer soy gazlardan farkl\u0131 olarak 118 n\u00f6trona, y\u00fcksek elektronegatifli\u011fe ve pozitif elektron ilgisine sahiptir. Ayn\u0131 \u015fekilde iyonla\u015fma enerjisi d\u00fc\u015f\u00fckt\u00fcr ve bug\u00fcne kadar 3 veya 4 Oganeson atomu sentezlenmi\u015ftir. A\u015fa\u011f\u0131daki di\u011fer \u00f6zelliklere g\u00f6z at\u0131n:<\/p>\n<ul>\n<li> <strong>Kimyasal Reaktivite<\/strong> : Kuantum teorisi hesaplamalar\u0131, grubundaki di\u011fer elementlerden farkl\u0131 olarak normal ko\u015fullar alt\u0131nda reaksiyona girebilece\u011fini \u00f6ng\u00f6r\u00fcyor.<\/li>\n<li> <strong>Hali<\/strong> Her ne kadar gaz oldu\u011fu d\u00fc\u015f\u00fcn\u00fclse de, art\u0131k normal bas\u0131n\u00e7 ve s\u0131cakl\u0131klarda kat\u0131 h\u00e2lde oldu\u011funa inan\u0131lmaktad\u0131r.<\/li>\n<li> <strong>G\u00f6r\u00fcn\u00fcm<\/strong> : Al\u0131\u015f\u0131lmad\u0131k bir yap\u0131 ve tekd\u00fcze bir g\u00f6r\u00fcn\u00fcm sergilemek ama\u00e7lanm\u0131\u015ft\u0131r.<\/li>\n<li> <strong>Radyoaktivite<\/strong> : Olduk\u00e7a radyoaktiftir.<\/li>\n<li> <strong>N\u00fckleer stabilite<\/strong> : G\u00fc\u00e7l\u00fc bir istikrars\u0131zl\u0131k sunar.<\/li>\n<li> <strong>A\u011f\u0131rl\u0131k<\/strong> : Bu \u00e7ok a\u011f\u0131r bir e\u015fyad\u0131r.<\/li>\n<li> <strong>Yar\u0131lanma \u00f6mr\u00fc<\/strong> : Yar\u0131lanma \u00f6mr\u00fc \u00e7ok k\u0131sa, bir milisaniyeden az.<\/li>\n<li> <strong>\u0130zotoplar<\/strong> : Bug\u00fcn yaln\u0131zca bir izotop bilinmektedir, yar\u0131 \u00f6mr\u00fc 0,89 milisaniye olan ve alfa bozunmas\u0131 ile <sup>290<\/sup> Lv&#8217;ye d\u00f6n\u00fc\u015ft\u00fcr\u00fclen <sup>294<\/sup> Og.<\/li>\n<\/ul>\n<h2> <strong>Oganeson&#8217;un kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 118<\/li>\n<li> <strong>Pas<\/strong> : Bilinmiyor<\/li>\n<li> <strong>Oksidasyon durumlar\u0131<\/strong> : 0, +2, +4<\/li>\n<li> <strong>Yo\u011funluk (g\/ml)<\/strong> : 13.650 kg\/m\u00b3<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5)<\/strong> : 230 pm<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol)<\/strong> : 294 u <strong>&nbsp;<\/strong><\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131<\/strong> : Veri yok<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon<\/strong> : [Rn] 5f <sup>14<\/sup> 6d <sup>10<\/sup> 7s <sup>2<\/sup> 7p <sup>6<\/sup><\/li>\n<li> <strong>Ses h\u0131z\u0131<\/strong> : Veri yok<\/li>\n<li> <strong>Elektronegatiflik<\/strong> : Veri yok<\/li>\n<li> <strong>Erime noktas\u0131<\/strong> : Veri yok<\/li>\n<li> <strong>F\u00fczyon entalpisi<\/strong> : 23,5 kJ\/mol<\/li>\n<li> <strong>Elektron seviyesi<\/strong> : 2,8,18,32,32,18 ve 8<\/li>\n<li> <strong>Buharla\u015fma entalpisi<\/strong> : 19,4 kJ\/mol<\/li>\n<li> <strong>Birinci iyonla\u015fma enerjisi (eV)<\/strong> : 820-1130 kJ\/mol<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131 (\u00c5)<\/strong> : 152 pm (Bohr yar\u0131\u00e7ap\u0131)<\/li>\n<li> <strong>Kaynama noktas\u0131<\/strong> : 47 ila 107\u00b0C (320 ila 380 K)<\/li>\n<\/ol>\n<h2> <strong>Oganeson&#8217;un K\u00f6keni<\/strong><\/h2>\n<p> Oganeson&#8217;u kimin ke\u015ffetti\u011fi konusunda baz\u0131 tart\u0131\u015fmalar var. Tarihe g\u00f6re, Polonyal\u0131 Robert Smola\u0144czuk, bu elementi \u00fcretmek i\u00e7in yapt\u0131\u011f\u0131 hesaplamalar\u0131 1998 y\u0131l\u0131 sonunda duyurdu. Fizik\u00e7inin yay\u0131n\u0131, kur\u015funun dikkatli bir \u015fekilde kontrol edilen ko\u015fullar alt\u0131nda kriptonla kayna\u015fmas\u0131 gerekti\u011fini \u00f6ne s\u00fcr\u00fcyor.<\/p>\n<p> 1999 y\u0131l\u0131nda, Berkeley Ulusal Laboratuvar\u0131&#8217;ndan Amerikal\u0131 bilim adamlar\u0131ndan olu\u015fan bir ekip, Smola\u0144czuk&#8217;un hesaplamalar\u0131n\u0131 kulland\u0131 ve ke\u015fiflerini <em>Physical Review Letters<\/em> and Science dergilerinde ilan etti. 3 Oganeson atomunu ay\u0131r\u0131p tan\u0131mlayabileceklerdi. Ancak di\u011fer laboratuvarlar\u0131n deneyi tekrarlayamamas\u0131 nedeniyle geri \u00e7ekildiler.<\/p>\n<p> 2002 y\u0131l\u0131nda bu elementin ilk atom grubu Rusya&#8217;n\u0131n Dubna kentindeki Merkezi N\u00fckleer Ara\u015ft\u0131rma Enstit\u00fcs\u00fc&#8217;nde g\u00f6zlemlendi. Daha sonra Ekim 2006&#8217;da JINR ve Amerikal\u0131 ara\u015ft\u0131rmac\u0131lardan olu\u015fan bir ekip, <sup>294<\/sup> Og&#8217;luk 3 veya 4 \u00e7ekirdek tespit etti. Daha sonra 2005 y\u0131l\u0131nda <sup>48<\/sup> Ca ve <sup>249<\/sup> Cf iyonlar\u0131 \u00e7arp\u0131\u015ft\u0131\u011f\u0131nda iki tane daha buldular.<\/p>\n<h2> <strong>Oganeson ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Ger\u00e7ekte Oganeson&#8217;un yeni bir element olmas\u0131 nedeniyle g\u00fcn\u00fcm\u00fczde kullan\u0131m alanlar\u0131 bilinmemektedir. Ek olarak, radyoaktif oldu\u011fundan, bilimsel ara\u015ft\u0131rmalar i\u00e7in kullan\u0131lmas\u0131na ra\u011fmen ticari veya evsel ortamda yararl\u0131 olmayacakt\u0131r.<\/p>\n<h2> <strong>Oganeson isminin k\u00f6keni<\/strong><\/h2>\n<p> 1960 y\u0131l\u0131na kadar buna <em>eka-emanasyon<\/em> veya <em>eka-radon<\/em> deniyordu. Bir y\u0131l sonra Uluslararas\u0131 Temel ve Uygulamal\u0131 Kimya Birli\u011fi (IUPAC), bu element i\u00e7in <em>Ununoctium<\/em> kelimesini \u00f6nerdi. Resmi ad\u0131 do\u011frulanm\u0131\u015f olmas\u0131na ra\u011fmen bu isim kullan\u0131lm\u0131\u015ft\u0131r.<\/p>\n<p> 2002&#8217;den \u00f6nce Berkeley Laboratuvar\u0131&#8217;ndaki bilim adamlar\u0131, kimyager Albert Ghiorso&#8217;nun onuruna Gh sembol\u00fcyle <em>Ghiorsium<\/em> ad\u0131n\u0131 \u00f6nerdiler. Benzer \u015fekilde, 2007 y\u0131l\u0131nda, Merkezi N\u00fckleer Ara\u015ft\u0131rma Enstit\u00fcs\u00fc JINR&#8217;nin Rusya direkt\u00f6r\u00fc iki ba\u015fl\u0131k d\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fc duyurdu: <em>Flyorium<\/em> ve <em>Moskovium<\/em> .<\/p>\n<p> \u0130lk isim enstit\u00fcn\u00fcn kurucusu Georgy Flyorov taraf\u0131ndan \u00f6nerildi, ikincisi ise Rusya&#8217;n\u0131n Dubna \u015fehrinin bulundu\u011fu Moskova Oblast\u0131 onuruna \u00f6nerildi. Ayr\u0131ca JINR&#8217;nin y\u00f6neticisi, laboratuvar\u0131n\u0131n sentezlendi\u011fi tek tesis olmas\u0131 nedeniyle Rus\u00e7a bir isme sahip olmas\u0131 gerekti\u011fini savundu. \u00d6zetle Oganeson \u015fu anda periyodik tablodaki son sentetik elementtir. Bir transaktinittir, radyoaktiftir, s\u00fcper a\u011f\u0131rd\u0131r, karars\u0131zd\u0131r ve yar\u0131 \u00f6mr\u00fc birka\u00e7 milisaniyedir. Ayr\u0131ca bug\u00fcne kadar bilinen tek bir izotopu var: <sup>294<\/sup> Og. Sadece bilimsel ara\u015ft\u0131rmalar i\u00e7in kullan\u0131l\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u015eu anda periyodik tablodaki son kimyasal elementtir, 18. gruptan yapay olarak olu\u015fturulan tek elementtir ve ayr\u0131ca en y\u00fcksek k\u00fctleye ve atom numaras\u0131na sahiptir. \u015eimdi Oganeson&#8217;un \u00f6zelliklerinin neler oldu\u011funu, onu ke\u015ffeden ki\u015finin kim oldu\u011funu ve ne i\u00e7in kullan\u0131ld\u0131\u011f\u0131n\u0131 \u00f6\u011frenin. Oganeson nedir? Sentetik, transuranik, transaktinit, \u00e7ok radyoaktif, s\u00fcper a\u011f\u0131r ve karars\u0131z bir kimyasal elementtir. Ek olarak, son &#8230; <a title=\"Oganeson\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/oganeson\/\" aria-label=\"More on Oganeson\">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>Oganeson-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\/oganeson\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Oganeson-Chemuza\" \/>\n<meta property=\"og:description\" content=\"\u015eu anda periyodik tablodaki son kimyasal elementtir, 18. gruptan yapay olarak olu\u015fturulan tek elementtir ve ayr\u0131ca en y\u00fcksek k\u00fctleye ve atom numaras\u0131na sahiptir. \u015eimdi Oganeson&#8217;un \u00f6zelliklerinin neler oldu\u011funu, onu ke\u015ffeden ki\u015finin kim oldu\u011funu ve ne i\u00e7in kullan\u0131ld\u0131\u011f\u0131n\u0131 \u00f6\u011frenin. 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