{"id":2542,"date":"2023-02-02T11:45:34","date_gmt":"2023-02-02T06:15:34","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=2542"},"modified":"2025-03-25T22:26:44","modified_gmt":"2025-03-25T16:56:44","slug":"caesium-137-radioactive-form-of-caesium","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/caesium-137-radioactive-form-of-caesium\/","title":{"rendered":"Caesium-137 radioactive form of caesium"},"content":{"rendered":"<h2>What is Caesium?\u00a0<\/h2>\n<ul>\n<li>Caesium is a soft, flexible, silvery-white metal.<\/li>\n<li>It becomes <strong>liquid near room temperature<\/strong>, but easily bonds with chlorides to create a crystalline powder.<\/li>\n<\/ul>\n<h3>Key facts about the Caesium-137<\/h3>\n<ul>\n<li>It is the most common <strong>radioactive form<\/strong> of caesium.\u00a0<\/li>\n<li>It is produced by <strong>nuclear fission<\/strong> which is also one of the byproducts of nuclear fission processes in nuclear reactors and nuclear weapons testing.<\/li>\n<li>This radioactive metal has <strong>a half-life of 30.05 years<\/strong> \u2013 meaning in three decades it will have half of its original activity.<\/li>\n<li>Caesium-137 can cause serious illness when touched, leading to burns and acute radiation sickness.\u00a0<\/li>\n<li>External exposure can increase the risk of cancer because of the presence of <strong>high-energy beta-gamma radiation<\/strong>. Prolonged exposure can even cause death.<\/li>\n<li>Internal exposure to it through ingestion or inhalation allows the radioactive material to be distributed in the soft tissues, especially muscle tissue, which increases <strong>cancer risk<\/strong>.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<h3>Q1)What is the nuclear fission reaction?<\/h3>\n<p>Nuclear fission is the process of breaking large atomic nuclei into smaller atomic nuclei to release a large amount of energy.<\/p>\n<p><strong>Source:\u00a0<\/strong><a href=\"https:\/\/indianexpress.com\/article\/explained\/explained-global\/radioactive-capsule-lost-and-found-australia-8418556\/\" target=\"_blank\" rel=\"nofollow noopener\"><u>Radioactive capsule lost \u2013 and found \u2013 in Australia: Here\u2019s what happened<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>It is produced by nuclear fission which is also one of the byproducts of nuclear fission processes.<\/p>\n","protected":false},"author":5,"featured_media":2543,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-2542","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\/2542","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=2542"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/2542\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/2543"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=2542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=2542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=2542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}