{"id":298,"date":"2023-07-10T13:44:15","date_gmt":"2023-07-10T18:44:15","guid":{"rendered":"https:\/\/webref.org\/wp\/?p=298"},"modified":"2023-07-10T13:44:15","modified_gmt":"2023-07-10T18:44:15","slug":"thulium","status":"publish","type":"post","link":"https:\/\/webref.org\/wp\/thulium\/","title":{"rendered":"Thulium"},"content":{"rendered":"<p>Thulium is a chemical element with the symbol Tm and atomic number 69. It belongs to the lanthanide series, a group of 15 elements with atomic numbers ranging from 57 to 71. Thulium is a silvery-gray, soft, and malleable metal.<\/p>\n<p>Key Characteristics of Thulium:<\/p>\n<ol>\n<li>Physical Properties: Thulium is a soft and malleable metal that can be easily cut with a knife. It has a silvery-gray appearance that tarnishes when exposed to air. Thulium has a relatively high melting point and is a good conductor of electricity.<\/li>\n<li>Chemical Properties: Thulium is a reactive element and readily forms compounds with oxygen, water, and acids. It exhibits three common oxidation states: +2, +3, and +4, with the +3 state being the most common. Thulium compounds are used in certain medical imaging procedures and as dopants in lasers.<\/li>\n<li>Abundance and Occurrence: Thulium is a relatively rare element in the Earth&#8217;s crust. It is found in minerals such as monazite and xenotime, which are sources of rare earth elements. Thulium is often obtained as a byproduct during the processing of these minerals.<\/li>\n<li>Applications: Thulium has several important applications. It is used in some medical imaging techniques, such as thulium-based X-ray sources. Thulium-doped lasers are used in various applications, including laser surgery and telecommunications. Thulium is also used as a dopant in certain phosphors, magnets, and high-temperature superconductors.<\/li>\n<li>Biological Role: Thulium has no known biological role in living organisms and is generally considered to be biologically inert. It is not essential for human health.<\/li>\n<\/ol>\n<p>Thulium, with its unique properties, finds applications in fields such as medical imaging, laser technology, and materials science. Its specific characteristics make it valuable for various technological and scientific purposes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Thulium is a chemical element with the symbol Tm and atomic number 69. It belongs to the lanthanide series, a group of 15 elements with atomic numbers ranging from 57 to 71. Thulium is a silvery-gray, soft, and malleable metal. Key Characteristics of Thulium: Physical Properties: Thulium is a soft and malleable metal that can &hellip; <a href=\"https:\/\/webref.org\/wp\/thulium\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Thulium&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-298","post","type-post","status-publish","format-standard","hentry","category-chemistry"],"_links":{"self":[{"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/posts\/298","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/comments?post=298"}],"version-history":[{"count":1,"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/posts\/298\/revisions"}],"predecessor-version":[{"id":299,"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/posts\/298\/revisions\/299"}],"wp:attachment":[{"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/media?parent=298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/categories?post=298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/webref.org\/wp\/wp-json\/wp\/v2\/tags?post=298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}