{"id":16226,"date":"2023-10-24T07:27:15","date_gmt":"2023-10-24T01:57:15","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=16226"},"modified":"2025-04-04T07:51:32","modified_gmt":"2025-04-04T02:21:32","slug":"thallium","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/thallium\/","title":{"rendered":"What is Thallium?"},"content":{"rendered":"<h2>About Thallium<\/h2>\n<ul>\n<li>It is globally known as the \u2018poisoner\u2019s poison\u2019.<\/li>\n<li>It was discovered by\u00a0Sir William Crookes in 1861.<\/li>\n<li>It is a metal belonging to the main\u00a0Group 13 (IIIa, or\u00a0boron group) of the periodic table.<\/li>\n<li>It was used historically as a\u00a0rodenticide.<\/li>\n<li>Properties\n<ul>\n<li>It is\u00a0tasteless and odorless.<\/li>\n<li>It is a soft, heavy and low-melting element of\u00a0low tensile strength.<\/li>\n<li>It does not dissolve in water.<\/li>\n<li>It dissolves\u00a0slowly in hydrochloric acid and dilute\u00a0sulfuric acid and rapidly in\u00a0nitric acid.<\/li>\n<li>It is found in trace amounts in the earth\u2019s crust.<\/li>\n<li>This metal continues to oxidize upon prolonged contact with air, generating a heavy nonprotective oxide crust.<\/li>\n<\/ul>\n<\/li>\n<li>Trace amounts of thallium are present in\u00a0sulfide ores of zinc and lead; in the roasting of these ores, the thallium becomes concentrated in the flue dusts, from which it is recovered.<\/li>\n<li>Applications: It is used in the manufacture of electronics, low temperature thermometers, optical lenses, and imitation precious jewels.\u00a0<\/li>\n<\/ul>\n<hr \/>\n<h3>Q1) What is a periodic table?<\/h3>\n<p>It is a tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties. Elements in the periodic table are ordered in rows (periods) and columns (groups).<\/p>\n<p><strong>Source:<\/strong> <a href=\"https:\/\/timesofindia.indiatimes.com\/city\/nagpur\/scientist-kills-husband-in-laws-what-is-thallium-and-why-murderers-use-this-poison\/articleshow\/104575941.cms\" target=\"_blank\" rel=\"nofollow noopener\">Scientist kills husband, in-laws: What is Thallium and why murderers use this poison?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Thallium is a metal belonging to the main Group 13 (IIIa, or boron group) of the periodic table.<\/p>\n","protected":false},"author":5,"featured_media":16227,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-16226","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/16226","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=16226"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/16226\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/16227"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=16226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=16226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=16226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}