{"id":2553,"date":"2025-06-27T15:58:53","date_gmt":"2025-06-27T10:28:53","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2553"},"modified":"2025-06-29T16:44:52","modified_gmt":"2025-06-29T11:14:52","slug":"gadolinium-gd","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/gadolinium-gd\/","title":{"rendered":"Gadolinium (Gd)"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\ud83d\udd39 Basic Information<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Element Name<\/strong>: Gadolinium<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Jean Charles Galissard de Marignac<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1880<\/li>\n\n\n\n<li><strong>Category<\/strong>: Lanthanide (Rare Earth Metal)<\/li>\n\n\n\n<li><strong>Group<\/strong>: f-block<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Solid (silvery-white metal) \u2699\ufe0f<\/li>\n<\/ul>\n\n\n\n<p>Gadolinium is one of the <strong>rare earth metals<\/strong> and is known for its special magnetic properties.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd38 Chemical Properties<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chemical Symbol<\/strong>: Gd<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 64<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~157.25 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: +3<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Xe] 4f\u2077 5d\u00b9 6s\u00b2<\/li>\n<\/ul>\n\n\n\n<p>Gadolinium is relatively reactive, especially when heated, and it forms oxides on exposure to air.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcd8 Basic Things to Know<\/h2>\n\n\n\n<p>Gadolinium has the unusual property of being <strong>strongly magnetic at room temperature<\/strong> \u2014 making it important in technology and medicine.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83e\udd14 Interesting Facts<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gadolinium is named after the Finnish chemist Johan Gadolin. \ud83c\uddeb\ud83c\uddee<\/li>\n\n\n\n<li>It is one of the few elements that <strong>becomes ferromagnetic at room temperature<\/strong> (like iron). \ud83e\uddf2<\/li>\n\n\n\n<li>When cooled below -269\u00b0C, it loses its magnetism (a property called the Curie temperature). \u2744\ufe0f<\/li>\n\n\n\n<li>Gadolinium compounds glow green when exposed to UV light! \u2728<\/li>\n\n\n\n<li>It\u2019s used in <strong>MRI scans<\/strong> as a contrast agent to improve imaging. \ud83c\udfe5<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udd27 Common Uses<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>MRI Contrast Agent<\/strong>: Gadolinium-based compounds help doctors see clear images inside the body. \ud83c\udfe5\ud83d\udd2c<\/li>\n\n\n\n<li><strong>Magnets<\/strong>: Used in <strong>special magnetic alloys and electronic devices<\/strong>. \ud83e\uddf2<\/li>\n\n\n\n<li><strong>Nuclear Reactors<\/strong>: Acts as a <strong>neutron absorber<\/strong> to control nuclear reactions. \u2622\ufe0f<\/li>\n\n\n\n<li><strong>Phosphors and Lighting<\/strong>: Gadolinium compounds add brightness and color to TV screens and fluorescent lights. \ud83d\udca1<\/li>\n\n\n\n<li><strong>Research<\/strong>: Used in various scientific experiments thanks to its unique magnetic and optical properties.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcda Conclusion<\/h2>\n\n\n\n<p>Gadolinium is a <strong>rare and magnetic metal<\/strong> that plays a vital role in <strong>modern medicine and technology<\/strong>. For students, it\u2019s a perfect example of how elements can be useful in <strong>saving lives and advancing science<\/strong>! \ud83e\uddf2\ud83e\ude7a<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd39 Basic Information Gadolinium is one of the rare earth metals and is known for its &hellip; <a title=\"Gadolinium (Gd)\" class=\"hm-read-more\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/gadolinium-gd\/\"><span class=\"screen-reader-text\">Gadolinium (Gd)<\/span>Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2739,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[672],"tags":[656,652,653,661,647,643,648,670,666,664,662,650,651,645,660,663,655,646,657,659,658,665,642,644,668,669,667,649,671,654],"class_list":["post-2553","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-periodic-table-for-students","tag-actinides","tag-alkali-metals","tag-alkaline-earth-metals","tag-atomic-mass","tag-atomic-number","tag-chemical-elements","tag-chemical-symbols","tag-chemistry-basics","tag-chemistry-study-guide","tag-electron-configuration","tag-electronegativity","tag-element-groups","tag-element-periods","tag-element-properties","tag-halogens","tag-ionization-energy","tag-lanthanides","tag-mendeleev-periodic-table","tag-metalloids","tag-noble-gases","tag-nonmetals","tag-oxidation-states","tag-periodic-table","tag-periodic-table-elements","tag-periodic-table-explained","tag-periodic-table-facts","tag-periodic-table-for-students","tag-periodic-trends","tag-science-education","tag-transition-metals"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/98.png?fit=1280%2C720&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/comments?post=2553"}],"version-history":[{"count":1,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2553\/revisions"}],"predecessor-version":[{"id":2584,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2553\/revisions\/2584"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2739"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2553"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2553"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}