{"id":1473,"date":"2023-07-14T13:16:56","date_gmt":"2023-07-14T13:16:56","guid":{"rendered":"https:\/\/chemuza.org\/tr\/paladyum\/"},"modified":"2023-07-14T13:16:56","modified_gmt":"2023-07-14T13:16:56","slug":"paladyum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/paladyum\/","title":{"rendered":"Paladyum"},"content":{"rendered":"<p>Paladyumun m\u00fccevherlerde kullan\u0131m\u0131n\u0131 belirten uluslararas\u0131 standart bir kodlamaya sahip oldu\u011funu biliyor muydunuz? Bu uygulaman\u0131n yan\u0131 s\u0131ra katalitik konvert\u00f6rlerde, di\u015f hekimli\u011finde, t\u0131pta, saatlerde, u\u00e7ak bujilerinde ve elektronik \u00fcr\u00fcnlerde de kullan\u0131lmaktad\u0131r. Yani s\u00f6z konusu elementin t\u00fcm \u00f6zelliklerini ve \u00f6zelliklerini bilin.<\/p>\n<h2> <strong>Paladyum nedir?<\/strong><\/h2>\n<p> Platine bu kadar benzerlik g\u00f6steren nadir bir ge\u00e7i\u015f metalidir, bu y\u00fczden onlar\u0131 kar\u0131\u015ft\u0131rmak m\u00fcmk\u00fcnd\u00fcr. Paladyum elementi s\u00fcnek, yumu\u015fak, d\u00f6v\u00fclebilir, g\u00fcm\u00fc\u015fi beyazd\u0131r, yer kabu\u011funda \u00e7ok fazla bulunmaz ve korozyona dayan\u0131kl\u0131d\u0131r.<\/p>\n<h3> <strong>Paladyum 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;\">Pd<\/span><\/span> Palladium sembol\u00fc, Latince <em>palladium<\/em> kelimesinin ve ayn\u0131 zamanda <em>pallas<\/em> ifadesinin k\u0131saltmas\u0131d\u0131r. Ad\u0131n\u0131, elementten iki ay \u00f6nce ke\u015ffedilen asteroit Pallas&#8217;tan al\u0131yor ve ayn\u0131 zamanda Atina&#8217;daki Yunan tanr\u0131\u00e7as\u0131 Pallas&#8217;\u0131n onuruna da veriliyor. Ayr\u0131ca kimyasal elementleri ifade eden <em>ium<\/em> bilimsel eki eklenmi\u015ftir.<\/p>\n<h2> <strong>Paladyumun \u00f6zellikleri<\/strong><\/h2>\n<p> Oda s\u0131cakl\u0131\u011f\u0131nda bu kimyasal element fosforik, hidroflorik, perklorik, hidroklorik ve asetik asitlere kar\u015f\u0131 dayan\u0131kl\u0131d\u0131r. Ayn\u0131 \u015fekilde hava varl\u0131\u011f\u0131nda oksitlenmez ve ince bir ye\u015filimsi oksit tabakas\u0131 olu\u015fturmaz. \u0130yi bir elektrik ve termal iletkendir. Ayr\u0131ca atomik olarak 60 n\u00f6tron, 46 elektron ve 46 proton i\u00e7erir. Di\u011fer dikkate de\u011fer \u00f6zellikler \u015funlard\u0131r:<\/p>\n<ul>\n<li> <strong>Kimyasal Reaktivite:<\/strong> Kral suyu, s\u00fclf\u00fcrik asit ve nitrik asitte \u00e7\u00f6z\u00fcn\u00fcr. Oda s\u0131cakl\u0131\u011f\u0131nda muazzam miktarda molek\u00fcler hidrojeni emer.<\/li>\n<li> <strong>Erime<\/strong> : Platin grubunun en d\u00fc\u015f\u00fck erime noktas\u0131 olan 1555\u00b0C&#8217;yi i\u00e7erir.<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 12023 kg\/m\u00b3 olup D blok metaller aras\u0131nda yo\u011funlu\u011fu en az olan elementtir.<\/li>\n<li> <strong>Durumu<\/strong> : Normal s\u0131cakl\u0131k ve bas\u0131n\u00e7ta kat\u0131 haldedir.<\/li>\n<li> <strong>De\u011fi\u015fiklikler<\/strong> : Hidrojeni emdi\u011finde bunu kendi hacminin 900 kat\u0131na kadar yapar, bu da onun boyutunu b\u00fcy\u00fcten bir \u00f6zelliktir.<\/li>\n<li> <strong>S\u0131cakl\u0131k<\/strong> : 80\u00b0C&#8217;nin \u00fczerine \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda hafif, opak, yap\u0131\u015fkan, \u00e7atlamayan veya ayr\u0131lmayan bir oksit olu\u015fturur.<\/li>\n<li> <strong>Organoleptik \u00f6zellikleri<\/strong> : Parlak g\u00fcm\u00fc\u015fi beyaz tonlu, metalik dokulu fakat kokusuzdur.<\/li>\n<li> <strong>D\u00f6v\u00fclebilirlik<\/strong> : Y\u00fcksek s\u0131cakl\u0131klara maruz kalmadan m\u00fckemmel i\u015flenebilirli\u011fe sahiptir.<\/li>\n<li> <strong>Sertlik<\/strong> : Mohs \u00f6l\u00e7e\u011fine g\u00f6re 4,75.<\/li>\n<li> <strong>Manyetik d\u00fczen<\/strong> : Asil bir metal oldu\u011fundan manyetik olmayan \u00f6zelliklere sahiptir.<\/li>\n<\/ul>\n<h2> <strong>Paladyumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 46<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5)<\/strong> : 131 pm<\/li>\n<li> <strong>F\u00fczyon entalpisi<\/strong> : 17,6 kJ\/mol<\/li>\n<li> <strong>Oksit<\/strong> : Biraz bazik<\/li>\n<li> <strong>Buharla\u015fma entalpisi<\/strong> : 357 kJ\/mol<\/li>\n<li> <strong>Oksidasyon durumlar\u0131<\/strong> : 0, +1, +2, +4, +6<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon<\/strong> : [Kr]4d <sup>10<\/sup><\/li>\n<li> <strong>Kaynama noktas\u0131<\/strong> : 2963\u00b0C (3236K)<\/li>\n<li> <strong>Ses h\u0131z\u0131<\/strong> : 293,15 K&#8217;da 3070 m\/s<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol)<\/strong> : 106,42 u<\/li>\n<li> <strong>Erime noktas\u0131<\/strong> : 1555\u00b0C (1828.05K)<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131 (\u00c5)<\/strong> : 137 pm (Bohr yar\u0131\u00e7ap\u0131)<\/li>\n<li> <strong>Birinci iyonla\u015fma potansiyeli (eV)<\/strong> : 804,4 kJ\/mol<\/li>\n<li> <strong>Yo\u011funluk<\/strong> : 12023 kg\/m\u00b3<\/li>\n<li> <strong>Seviye ba\u015f\u0131na elektronlar<\/strong> : 2, 8, 18, 18<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131<\/strong> : 244 J\/(K-kg)<\/li>\n<li> <strong>Elektronegatiflik<\/strong> : 2,20 (Pauling \u00f6l\u00e7e\u011fi)<\/li>\n<\/ol>\n<h2> <strong>Paladyumun k\u00f6keni<\/strong><\/h2>\n<p> Kolomb \u00f6ncesi uygarl\u0131klarda alt\u0131n ve g\u00fcm\u00fc\u015fle birlikte de\u011ferli bir metal olarak kabul edildi\u011fine dair izler bulunmaktad\u0131r. Ancak paladyumun ka\u015fifi unvan\u0131n\u0131 alan ki\u015fi William Hyde Wollaston&#8217;dur. 1803 y\u0131l\u0131nda bu kimyager onu ba\u015fka bir mineralden ay\u0131rmay\u0131 ba\u015fard\u0131 ve ona yak\u0131n zamanda ke\u015ffedilen asteroit Pallas&#8217;\u0131n ad\u0131n\u0131 verdi.<\/p>\n<p> Palladium&#8217;un ge\u00e7mi\u015fine g\u00f6re o andan itibaren bilim camias\u0131nda kendine yer edinmi\u015ftir. Ancak o d\u00f6nemde ayr\u0131lmalar\u0131 i\u00e7in gerekli tekniklere sahip de\u011fillerdi. Daha sonra platin elementlerini i\u015fleyip uygun \u015fekilde \u00e7\u0131karmak i\u00e7in yeni rafinasyon y\u00f6ntemleri olu\u015fturuldu.<\/p>\n<h2> <strong>Paladyum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Paladyumun kullan\u0131m alanlar\u0131ndan biri de onu di\u011fer metallerle ala\u015f\u0131mlayarak iletken bile\u015fenler, kapasit\u00f6rler yapmak ve elektronik end\u00fcstrisinde lehim malzemesi olarak kullanmakt\u0131r. Ayr\u0131ca emme kapasitesi sayesinde s\u0131kl\u0131kla ar\u0131t\u0131c\u0131lar ve gaz dedekt\u00f6rleri olu\u015fturmak i\u00e7in kullan\u0131l\u0131r. Bu \u00f6\u011fenin di\u011fer kullan\u0131mlar\u0131na g\u00f6z at\u0131n:<\/p>\n<ul>\n<li> Giyim, m\u00fccevherat ve m\u00fccevher sekt\u00f6r\u00fcnde de\u011feri y\u00fcksek olan beyaz alt\u0131n gibi de\u011ferli ala\u015f\u0131mlar\u0131n imalat\u0131nda kullan\u0131l\u0131r.<\/li>\n<li> Genellikle a\u015f\u0131nd\u0131r\u0131c\u0131 ortamlara maruz kalan par\u00e7alar\u0131n imalat\u0131nda ala\u015f\u0131m maddesi olarak kullan\u0131l\u0131r.<\/li>\n<li> \u0130la\u00e7 end\u00fcstrisinde hidrojenasyon ve dehidrojenasyon reaksiyonlar\u0131n\u0131n olu\u015fmas\u0131na yard\u0131mc\u0131 oldu\u011fundan kataliz\u00f6r g\u00f6revi g\u00f6r\u00fcr.<\/li>\n<li> Di\u015f alan\u0131nda di\u015f bile\u015fenleri ve ortodontik par\u00e7alar \u00fcretmek i\u00e7in kullan\u0131l\u0131r.<\/li>\n<li> Elementin farkl\u0131 metallerle ala\u015f\u0131mlar\u0131 bujiler, yaylar, filtreler, dekoratif elemanlar ve stabilizat\u00f6r \u00e7ubuklar\u0131n\u0131n yap\u0131m\u0131nda kullan\u0131l\u0131r.<\/li>\n<li> Y\u00fcksek mukavemeti nedeniyle s\u0131kl\u0131kla cerrahi par\u00e7alar\u0131n imalat\u0131nda kullan\u0131l\u0131r.<\/li>\n<\/ul>\n<p> \u00d6zetle, paladyum olduk\u00e7a s\u00fcnek, az miktarda bulunan, d\u00f6v\u00fclebilir, yumu\u015fak, g\u00fcm\u00fc\u015fi beyaz bir ge\u00e7i\u015f metalik elementidir. B\u00fcy\u00fck miktarlarda molek\u00fcler hidrojeni absorbe etmesine ra\u011fmen havada oksitlenmez. \u00d6te yandan di\u015f hekimli\u011finden kuyumculu\u011fa, t\u0131ptan saat\u00e7ili\u011fe, eczac\u0131l\u0131\u011fa kadar \u00e7ok \u00e7e\u015fitli alanlarda kullan\u0131lmaktad\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Paladyumun m\u00fccevherlerde kullan\u0131m\u0131n\u0131 belirten uluslararas\u0131 standart bir kodlamaya sahip oldu\u011funu biliyor muydunuz? Bu uygulaman\u0131n yan\u0131 s\u0131ra katalitik konvert\u00f6rlerde, di\u015f hekimli\u011finde, t\u0131pta, saatlerde, u\u00e7ak bujilerinde ve elektronik \u00fcr\u00fcnlerde de kullan\u0131lmaktad\u0131r. Yani s\u00f6z konusu elementin t\u00fcm \u00f6zelliklerini ve \u00f6zelliklerini bilin. Paladyum nedir? Platine bu kadar benzerlik g\u00f6steren nadir bir ge\u00e7i\u015f metalidir, bu y\u00fczden onlar\u0131 kar\u0131\u015ft\u0131rmak m\u00fcmk\u00fcnd\u00fcr. Paladyum &#8230; <a title=\"Paladyum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/paladyum\/\" aria-label=\"More on Paladyum\">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>Paladyum - 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\/paladyum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Paladyum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Paladyumun m\u00fccevherlerde kullan\u0131m\u0131n\u0131 belirten uluslararas\u0131 standart bir kodlamaya sahip oldu\u011funu biliyor muydunuz? 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