{"id":1481,"date":"2023-07-14T10:42:50","date_gmt":"2023-07-14T10:42:50","guid":{"rendered":"https:\/\/chemuza.org\/tr\/baryum\/"},"modified":"2023-07-14T10:42:50","modified_gmt":"2023-07-14T10:42:50","slug":"baryum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/baryum\/","title":{"rendered":"Baryum"},"content":{"rendered":"<p>Baryum yerkabu\u011funda %0,04 oran\u0131nda da\u011f\u0131l\u0131r ve do\u011fal haldeki d\u00fc\u015f\u00fck varl\u0131\u011f\u0131 dikkate al\u0131nd\u0131\u011f\u0131nda on sekizinci s\u0131rada yer al\u0131r. Bile\u015fikleri, iki ana bile\u015fi\u011fi olan barit ve witheritin ekstraksiyonu ve d\u00f6n\u00fc\u015f\u00fcm\u00fcnden elde edilir. A\u015fa\u011f\u0131dan di\u011fer \u00f6zelliklerine ve uygulamalar\u0131na g\u00f6z at\u0131n.<\/p>\n<h2> <strong>Baryum nedir?<\/strong><\/h2>\n<p> Periyodik tabloda atom numaras\u0131 56 olan bir toprak alkali metaldir. \u00c7ok reaktiftir, atom k\u00fctlesi 137,34&#8217;t\u00fcr ve beyaz\u0131ms\u0131 g\u00fcm\u00fc\u015f rengine sahiptir. Ortamdaki varl\u0131\u011f\u0131 azd\u0131r, dolay\u0131s\u0131yla yaln\u0131zca kat\u0131 bile\u015fikler, toz ve kristaller halinde bulunur. Ayr\u0131ca g\u0131da ve i\u00e7me suyunda varl\u0131\u011f\u0131 neredeyse yok denecek kadar azd\u0131r.<\/p>\n<h3> <strong>Baryum 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;\">Ba<\/span><\/span> Ad\u0131 Yunanca barys veya a\u011f\u0131r kelimesinden gelmektedir. \u0130lk olarak Sir Humphrey Davy taraf\u0131ndan baritin elektrolizi ile elde edildi, bu da saf halinde y\u00fcksek bir yo\u011funlu\u011fa neden oldu, dolay\u0131s\u0131yla ad\u0131 da buradan geliyor.<\/p>\n<h2> <strong>Baryumun \u00f6zellikleri<\/strong><\/h2>\n<p> Baryum elementi periyodik tablonun 2. grubunda yer al\u0131r, s\u00fcnektir, yani hava varl\u0131\u011f\u0131nda kolayca oksitlenir ve suyla h\u0131zla reaksiyona girer. Ek olarak kimyasal olarak \u00e7ok aktiftir \u00e7\u00fcnk\u00fc metal olmayanlarla etkile\u015fime girerek bile\u015fikler olu\u015fturur. Bile\u015fimi hakk\u0131nda daha fazla bilgi edinin:<\/p>\n<ul>\n<li> <strong>Durum<\/strong> : Sa\u011flam.<\/li>\n<li> <strong>Renk<\/strong> : Beyaz g\u00fcm\u00fc\u015f.<\/li>\n<li> <strong>Tat ve koku<\/strong> : Ac\u0131 metalik, \u00e7ok ho\u015f olmayan ve kokusuz.<\/li>\n<li> <strong>Bile\u015fimi<\/strong> : 57 proton ve 81 n\u00f6tronlu elektronlardan olu\u015fur.<\/li>\n<li> <strong>Toksisite<\/strong> : Y\u00fcksek, sa\u011fl\u0131\u011fa ciddi zararlar verebilir.<\/li>\n<li> <strong>Reaktivite<\/strong> : Y\u00fcksek, su veya alkolle temas\u0131nda hidrojen gaz\u0131 olu\u015fturur.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck<\/strong> : Suda \u00e7\u00f6z\u00fcn\u00fcr.<\/li>\n<li> <strong>Kristalle\u015fme<\/strong> : V\u00fccut k\u0131s\u0131mlar\u0131nda k\u00fcbik merkezli.<\/li>\n<li> <strong>\u0130letkenlik<\/strong> : \u0130yi, hem elektriksel hem de termal.<\/li>\n<\/ul>\n<h2> <strong>Baryumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131<\/strong> : 56<\/li>\n<li> <strong>D\u00f6nem<\/strong> : 6<\/li>\n<li> <strong>Blok<\/strong> : S<\/li>\n<li> <strong>Grup<\/strong> : 2<\/li>\n<li> <strong>Oksidasyon durumu<\/strong> : 2<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 198<strong> <\/strong>\u00f6\u011fleden sonra<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131:<\/strong> 204 J \/ (K kg)<\/li>\n<li> <strong>\u0130yonla\u015fma enerjisi:<\/strong> 502.9<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 137,34u<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 3620 Kg\/m3<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 1845<strong> <\/strong>\u00b0C<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 727<strong> <\/strong>\u00b0C<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 253 pm<\/li>\n<li> <strong>Ortalama yar\u0131\u00e7ap:<\/strong> 215 saat<\/li>\n<li> <strong>Kabuk ba\u015f\u0131na elektron say\u0131s\u0131:<\/strong> 2, 8, 18, 8, 2<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 0,89 <strong>&nbsp;<\/strong><\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Xe] 6s2<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> 18,4 W\/(Km)<\/li>\n<li> <strong>Elektrik iletkenli\u011fi:<\/strong> 3106 S\/m<\/li>\n<\/ol>\n<h2> <strong>Baryumun k\u00f6keni<\/strong><\/h2>\n<p> Baryum elementi ve mineralleri Orta \u00c7a\u011f&#8217;da \u0130talya&#8217;da ta\u015f formunda zaten biliniyordu. Is\u0131t\u0131ld\u0131\u011f\u0131nda renkli \u0131\u015f\u0131klar yayd\u0131\u011f\u0131 i\u00e7in fosforesan \u00f6zelli\u011finden dolay\u0131 kullan\u0131ld\u0131. Daha sonra 1774 y\u0131l\u0131nda Carl Scheele, baritin saf halde izole edemedi\u011fi ba\u015fka bir bile\u015fik i\u00e7erdi\u011fini fark etti ve bu nedenle yaln\u0131zca oksidini elde etti.<\/p>\n<p> Sonunda, 1808&#8217;de Sir Humphry Davy, elementi erimi\u015f tuzlarla elektroliz yoluyla bulmay\u0131 ba\u015fard\u0131. Ancak bu \u015fekilde, alkali toprak \u00f6zelliklerini belirlemesine olanak tan\u0131yan saf bir numune elde edildi.<\/p>\n<h2> <strong>Baryum ne i\u00e7in kullan\u0131l\u0131r?<\/strong><\/h2>\n<p> Bu metal \u00e7ok reaktiftir ve do\u011fal halinde nadiren bulunur. Ancak i\u00e7erdi\u011fi bile\u015fiklerle boya pigmentleri \u00fcretilir, elektrik valflerindeki oksijen en aza indirilir ve ye\u015fil alevler olu\u015fturulur. Di\u011fer uygulamalar a\u015fa\u011f\u0131da ayr\u0131nt\u0131l\u0131 olarak a\u00e7\u0131klanm\u0131\u015ft\u0131r:<\/p>\n<h3> <strong>Petrol kuyusu<\/strong><\/h3>\n<p> Baryum oksit, farkl\u0131 yerlerdeki petrol kuyular\u0131n\u0131n a\u00e7\u0131lmas\u0131nda \u00e7amur olarak kullan\u0131l\u0131r. Ama\u00e7 \u00e7amurun yo\u011funlu\u011funu artt\u0131rmak ve yak\u0131t\u0131 korumakt\u0131r.<\/p>\n<h3> <strong>Elektrik iletkenleri<\/strong><\/h3>\n<p> Metalik haliyle elektrikli cihazlar\u0131n kablolar\u0131n\u0131 ve iletkenlerini kaplamak i\u00e7in kullan\u0131l\u0131r. Ayr\u0131ca arabalar\u0131n elektrik seviyesini d\u00fczenleyen ate\u015fleme mekanizmalar\u0131nda da kullan\u0131l\u0131r.<\/p>\n<h3> <strong>Piroteknik<\/strong><\/h3>\n<p> Baryum nitrat patlay\u0131c\u0131 \u00f6zelli\u011fe sahip oldu\u011fundan havai fi\u015fek ve yapay \u0131\u015f\u0131k \u00fcretiminde kullan\u0131lmaktad\u0131r. Havada \u00e7abuk oksitlenip renk de\u011fi\u015ftirse de fosforlu ayd\u0131nlatma imalat\u0131nda kullan\u0131l\u0131r.<\/p>\n<h3> <strong>Zehir maddesi<\/strong><\/h3>\n<p> Bile\u015fik baryum karbonat, fare zehiri \u00fcretiminde kullan\u0131l\u0131r. Y\u00fcksek toksisitesi g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda, kemirgeni yutulduktan birka\u00e7 saniye sonra ortadan kald\u0131r\u0131r.<\/p>\n<h3> <strong>elektrot \u00fcretimi<\/strong><\/h3>\n<p> Negatif elektrotlar\u0131n \u00fcretiminde baryum s\u00fclfat ve organik bir polimer olan lignin kullan\u0131l\u0131r. Bu sayede kur\u015fun-asit ak\u00fclerde geni\u015fletici i\u015flevini yerine getirir.<\/p>\n<h3> <strong>Radyoloji<\/strong><\/h3>\n<p> Baryum s\u00fclfat bile\u015fi\u011fi, y\u00fcksek opakl\u0131\u011f\u0131 nedeniyle r\u00f6ntgen odalar\u0131n\u0131 kaplamak i\u00e7in kullan\u0131l\u0131r. Ayr\u0131ca suda \u00e7\u00f6z\u00fcnebildi\u011fi i\u00e7in X \u0131\u015f\u0131nlar\u0131nda kontrast olu\u015fturarak anormalliklerin iyi bir hassasiyetle g\u00f6r\u00fcnt\u00fclenmesini sa\u011flar.<\/p>\n<h2> <strong>Baryum klor\u00fcr nedir?<\/strong><\/h2>\n<p> Ate\u015fe maruz kald\u0131\u011f\u0131nda mavimsi bir renk tonu veren, toksik \u00e7\u00f6z\u00fcnebilir tuz tipinin BaCl2 form\u00fcl\u00fcne sahip inorganik bir bile\u015fiktir. Klor-alkali tesislerinde tuzlu su ar\u0131t\u0131c\u0131s\u0131 olarak kullan\u0131ld\u0131\u011f\u0131ndan end\u00fcstride olduk\u00e7a de\u011ferlidir. Ayr\u0131ca \u00e7elik sertle\u015ftirici olarak ve \u0131s\u0131l i\u015flemler s\u0131ras\u0131nda tuzlar\u0131n olu\u015fturulmas\u0131nda da kullan\u0131l\u0131r.<\/p>\n<p> Sonu\u00e7 olarak, bu alkalin toprak metali olduk\u00e7a radyoaktiftir ve bu nedenle do\u011fal halinde nadir bulunur. End\u00fcstriyel, kimyasal ve t\u0131bbi alanlardaki farkl\u0131 uygulamalar i\u00e7in m\u00fckemmel olan m\u00fckemmel termal ve elektrik iletkenli\u011fine sahiptir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Baryum yerkabu\u011funda %0,04 oran\u0131nda da\u011f\u0131l\u0131r ve do\u011fal haldeki d\u00fc\u015f\u00fck varl\u0131\u011f\u0131 dikkate al\u0131nd\u0131\u011f\u0131nda on sekizinci s\u0131rada yer al\u0131r. Bile\u015fikleri, iki ana bile\u015fi\u011fi olan barit ve witheritin ekstraksiyonu ve d\u00f6n\u00fc\u015f\u00fcm\u00fcnden elde edilir. A\u015fa\u011f\u0131dan di\u011fer \u00f6zelliklerine ve uygulamalar\u0131na g\u00f6z at\u0131n. Baryum nedir? Periyodik tabloda atom numaras\u0131 56 olan bir toprak alkali metaldir. \u00c7ok reaktiftir, atom k\u00fctlesi 137,34&#8217;t\u00fcr ve &#8230; <a title=\"Baryum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/baryum\/\" aria-label=\"More on Baryum\">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>Baryum - 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\/baryum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Baryum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Baryum yerkabu\u011funda %0,04 oran\u0131nda da\u011f\u0131l\u0131r ve do\u011fal haldeki d\u00fc\u015f\u00fck varl\u0131\u011f\u0131 dikkate al\u0131nd\u0131\u011f\u0131nda on sekizinci s\u0131rada yer al\u0131r. Bile\u015fikleri, iki ana bile\u015fi\u011fi olan barit ve witheritin ekstraksiyonu ve d\u00f6n\u00fc\u015f\u00fcm\u00fcnden elde edilir. A\u015fa\u011f\u0131dan di\u011fer \u00f6zelliklerine ve uygulamalar\u0131na g\u00f6z at\u0131n. Baryum nedir? Periyodik tabloda atom numaras\u0131 56 olan bir toprak alkali metaldir. \u00c7ok reaktiftir, atom k\u00fctlesi 137,34&#8217;t\u00fcr ve ... 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Bile\u015fikleri, iki ana bile\u015fi\u011fi olan barit ve witheritin ekstraksiyonu ve d\u00f6n\u00fc\u015f\u00fcm\u00fcnden elde edilir. A\u015fa\u011f\u0131dan di\u011fer \u00f6zelliklerine ve uygulamalar\u0131na g\u00f6z at\u0131n. Baryum nedir? Periyodik tabloda atom numaras\u0131 56 olan bir toprak alkali metaldir. \u00c7ok reaktiftir, atom k\u00fctlesi 137,34&#8217;t\u00fcr ve ... 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