{"id":2563,"date":"2025-06-27T16:13:31","date_gmt":"2025-06-27T10:43:31","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2563"},"modified":"2025-06-29T16:44:51","modified_gmt":"2025-06-29T11:14:51","slug":"thulium-tm","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/","title":{"rendered":"Thulium (Tm)"},"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>: Thulium<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Per Teodor Cleve<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1879<\/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-gray metal) \u2699\ufe0f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Thulium is one of the <strong>least abundant rare earth elements<\/strong>, but it&#8217;s very useful in <strong>medical and laser technology<\/strong>.<\/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>: Tm<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 69<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~168.93 u<\/li>\n\n\n\n<li><strong>Valency<\/strong>: +3<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Xe] 4f\u00b9\u00b3 6s\u00b2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Thulium is soft, malleable, and slowly tarnishes in air. It forms mostly pale green or bluish compounds.<\/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 class=\"wp-block-paragraph\">Thulium is <strong>non-toxic<\/strong>, easy to shape, and has a few <strong>specialized but powerful applications<\/strong> in science and healthcare.<\/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>Named after <strong>Thule<\/strong>, an ancient name for Scandinavia. \ud83c\udf0d<\/li>\n\n\n\n<li>It\u2019s one of the <strong>rarest lanthanides<\/strong>, but still more common than gold! \ud83d\udfe1<\/li>\n\n\n\n<li>Thulium is used in <strong>portable X-ray machines<\/strong>, especially in remote or emergency settings. \ud83e\ude7b<\/li>\n\n\n\n<li>Tm lasers are also used in <strong>eye surgery and medical procedures<\/strong>. \ud83d\udc41\ufe0f\ud83d\udca1<\/li>\n\n\n\n<li>It glows blue-green in some compounds under UV light! \ud83d\udc99\ud83d\udc9a<\/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>Medical Lasers<\/strong>: For <strong>surgery and treatment<\/strong> in skin, eyes, and soft tissues. \ud83d\udd2c\ud83d\udca1<\/li>\n\n\n\n<li><strong>X-ray Devices<\/strong>: Thulium-170 isotope is used in compact X-ray machines. \ud83e\ude7b<\/li>\n\n\n\n<li><strong>High-Tech Applications<\/strong>: In electronics, magnetic materials, and some semiconductors. \ud83d\udcbb\ud83d\udd27<\/li>\n\n\n\n<li><strong>Lighting<\/strong>: Adds color and glow to some lamps and lighting devices. \ud83d\udca1<\/li>\n\n\n\n<li><strong>Research<\/strong>: Valuable for advanced laser and optical technologies.<\/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 class=\"wp-block-paragraph\">Thulium is a <strong>rare, gentle metal<\/strong> that shines brightly in <strong>medical and high-tech fields<\/strong>. For students, it shows how even the rarest elements can have <strong>life-saving and futuristic uses<\/strong>! \u2728\ud83d\udca0<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udd39 Basic Information Thulium is one of the least abundant rare earth elements, but it&#8217;s very useful in medical and laser technology. \ud83d\udd38 Chemical Properties Thulium is soft, malleable, and slowly tarnishes in air. It forms mostly pale green or bluish compounds. \ud83d\udcd8 Basic Things to Know Thulium is non-toxic, easy to shape, and has&#8230;<\/p>\n","protected":false},"author":1,"featured_media":2734,"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-2563","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":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\ud83d\udd39 Basic Information Element Name: Thulium Discovered By: Per Teodor Cleve Year of Discovery: 1879 Category: Lanthanide (Rare Earth Metal) Group: f-block State at Room Temperature: Solid (silvery-gray metal) \u2699\ufe0f Thulium is one of the least abundant rare earth elements, but it&#039;s very useful in medical and laser technology. \ud83d\udd38 Chemical Properties Chemical Symbol: Tm\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Team ClassWork\"\/>\n\t<meta name=\"google-site-verification\" content=\"8E2CwmBfygQjWJcbOYdmmbNcCgBNAWjtD-yz1QQysCw\" \/>\n\t<meta name=\"keywords\" content=\"actinides,alkali metals,alkaline earth metals,atomic mass,atomic number,chemical elements,chemical symbols,chemistry basics,chemistry study guide,electron configuration,electronegativity,element groups,element periods,element properties,halogens,ionization energy,lanthanides,mendeleev periodic table,metalloids,noble gases,nonmetals,oxidation states,periodic table,periodic table elements,periodic table explained,periodic table facts,periodic table for students,periodic trends,science education,transition metals\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#article\",\"name\":\"Thulium (Tm) | ClassWork\",\"headline\":\"Thulium (Tm)\",\"author\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#person\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/texpertssolutions.com\\\/notes\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/93.png?fit=1280%2C720&ssl=1\",\"width\":1280,\"height\":720},\"datePublished\":\"2025-06-27T16:13:31+05:30\",\"dateModified\":\"2025-06-29T16:44:51+05:30\",\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#webpage\"},\"articleSection\":\"Periodic Table for Students, actinides, alkali metals, alkaline earth metals, atomic mass, atomic number, chemical elements, chemical symbols, chemistry basics, chemistry study guide, electron configuration, electronegativity, element groups, element periods, element properties, halogens, ionization energy, lanthanides, Mendeleev periodic table, metalloids, noble gases, nonmetals, oxidation states, periodic table, periodic table elements, periodic table explained, periodic table facts, periodic table for students, periodic trends, science education, transition metals\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/#listItem\",\"name\":\"Periodic Table for Students\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/#listItem\",\"position\":2,\"name\":\"Periodic Table for Students\",\"item\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#listItem\",\"name\":\"Thulium (Tm)\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#listItem\",\"position\":3,\"name\":\"Thulium (Tm)\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/category\\\/periodic-table-for-students\\\/#listItem\",\"name\":\"Periodic Table for Students\"}}]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#person\",\"name\":\"Team ClassWork\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#personImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Team ClassWork\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\",\"url\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/\",\"name\":\"Team ClassWork\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Team ClassWork\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#webpage\",\"url\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/\",\"name\":\"Thulium (Tm) | ClassWork\",\"description\":\"\\ud83d\\udd39 Basic Information Element Name: Thulium Discovered By: Per Teodor Cleve Year of Discovery: 1879 Category: Lanthanide (Rare Earth Metal) Group: f-block State at Room Temperature: Solid (silvery-gray metal) \\u2699\\ufe0f Thulium is one of the least abundant rare earth elements, but it's very useful in medical and laser technology. \\ud83d\\udd38 Chemical Properties Chemical Symbol: Tm\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/author\\\/texnotesadmin\\\/#author\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/texpertssolutions.com\\\/notes\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/93.png?fit=1280%2C720&ssl=1\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#mainImage\",\"width\":1280,\"height\":720},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/2025\\\/06\\\/27\\\/thulium-tm\\\/#mainImage\"},\"datePublished\":\"2025-06-27T16:13:31+05:30\",\"dateModified\":\"2025-06-29T16:44:51+05:30\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#website\",\"url\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/\",\"name\":\"ClassWork\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/texpertssolutions.com\\\/notes\\\/#person\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Thulium (Tm) | ClassWork","description":"\ud83d\udd39 Basic Information Element Name: Thulium Discovered By: Per Teodor Cleve Year of Discovery: 1879 Category: Lanthanide (Rare Earth Metal) Group: f-block State at Room Temperature: Solid (silvery-gray metal) \u2699\ufe0f Thulium is one of the least abundant rare earth elements, but it's very useful in medical and laser technology. \ud83d\udd38 Chemical Properties Chemical Symbol: Tm","canonical_url":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/","robots":"max-image-preview:large","keywords":"actinides,alkali metals,alkaline earth metals,atomic mass,atomic number,chemical elements,chemical symbols,chemistry basics,chemistry study guide,electron configuration,electronegativity,element groups,element periods,element properties,halogens,ionization energy,lanthanides,mendeleev periodic table,metalloids,noble gases,nonmetals,oxidation states,periodic table,periodic table elements,periodic table explained,periodic table facts,periodic table for students,periodic trends,science education,transition metals","webmasterTools":{"google-site-verification":"8E2CwmBfygQjWJcbOYdmmbNcCgBNAWjtD-yz1QQysCw","miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#article","name":"Thulium (Tm) | ClassWork","headline":"Thulium (Tm)","author":{"@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author"},"publisher":{"@id":"https:\/\/texpertssolutions.com\/notes\/#person"},"image":{"@type":"ImageObject","url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/93.png?fit=1280%2C720&ssl=1","width":1280,"height":720},"datePublished":"2025-06-27T16:13:31+05:30","dateModified":"2025-06-29T16:44:51+05:30","inLanguage":"en-US","mainEntityOfPage":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#webpage"},"isPartOf":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#webpage"},"articleSection":"Periodic Table for Students, actinides, alkali metals, alkaline earth metals, atomic mass, atomic number, chemical elements, chemical symbols, chemistry basics, chemistry study guide, electron configuration, electronegativity, element groups, element periods, element properties, halogens, ionization energy, lanthanides, Mendeleev periodic table, metalloids, noble gases, nonmetals, oxidation states, periodic table, periodic table elements, periodic table explained, periodic table facts, periodic table for students, periodic trends, science education, transition metals"},{"@type":"BreadcrumbList","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/#listItem","position":1,"name":"Home","item":"https:\/\/texpertssolutions.com\/notes\/","nextItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/#listItem","name":"Periodic Table for Students"}},{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/#listItem","position":2,"name":"Periodic Table for Students","item":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/","nextItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#listItem","name":"Thulium (Tm)"},"previousItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#listItem","position":3,"name":"Thulium (Tm)","previousItem":{"@type":"ListItem","@id":"https:\/\/texpertssolutions.com\/notes\/category\/periodic-table-for-students\/#listItem","name":"Periodic Table for Students"}}]},{"@type":"Person","@id":"https:\/\/texpertssolutions.com\/notes\/#person","name":"Team ClassWork","image":{"@type":"ImageObject","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#personImage","url":"https:\/\/secure.gravatar.com\/avatar\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g","width":96,"height":96,"caption":"Team ClassWork"}},{"@type":"Person","@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author","url":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/","name":"Team ClassWork","image":{"@type":"ImageObject","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/facc1dbe260d7045db141528871a1d1294c47bb8883f2c37e197d7da9b59ae7b?s=96&d=mm&r=g","width":96,"height":96,"caption":"Team ClassWork"}},{"@type":"WebPage","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#webpage","url":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/","name":"Thulium (Tm) | ClassWork","description":"\ud83d\udd39 Basic Information Element Name: Thulium Discovered By: Per Teodor Cleve Year of Discovery: 1879 Category: Lanthanide (Rare Earth Metal) Group: f-block State at Room Temperature: Solid (silvery-gray metal) \u2699\ufe0f Thulium is one of the least abundant rare earth elements, but it's very useful in medical and laser technology. \ud83d\udd38 Chemical Properties Chemical Symbol: Tm","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/texpertssolutions.com\/notes\/#website"},"breadcrumb":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#breadcrumblist"},"author":{"@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author"},"creator":{"@id":"https:\/\/texpertssolutions.com\/notes\/author\/texnotesadmin\/#author"},"image":{"@type":"ImageObject","url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/93.png?fit=1280%2C720&ssl=1","@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#mainImage","width":1280,"height":720},"primaryImageOfPage":{"@id":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/thulium-tm\/#mainImage"},"datePublished":"2025-06-27T16:13:31+05:30","dateModified":"2025-06-29T16:44:51+05:30"},{"@type":"WebSite","@id":"https:\/\/texpertssolutions.com\/notes\/#website","url":"https:\/\/texpertssolutions.com\/notes\/","name":"ClassWork","inLanguage":"en-US","publisher":{"@id":"https:\/\/texpertssolutions.com\/notes\/#person"}}]}},"aioseo_meta_data":{"post_id":"2563","title":null,"description":null,"keywords":null,"keyphrases":{"focus":[],"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"Article","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","location":null,"local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2025-06-27 10:13:43","updated":"2026-10-21 04:06:27","focus_keyword":null,"additional_keywords":null,"truseo_locale":null,"seo_analyzer_scan_date":null},"jetpack_featured_media_url":"https:\/\/i0.wp.com\/texpertssolutions.com\/notes\/wp-content\/uploads\/2025\/06\/93.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\/2563","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=2563"}],"version-history":[{"count":1,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2563\/revisions"}],"predecessor-version":[{"id":2607,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2563\/revisions\/2607"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2734"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2563"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2563"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2563"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}