{"id":2654,"date":"2025-06-27T16:46:50","date_gmt":"2025-06-27T11:16:50","guid":{"rendered":"https:\/\/texpertssolutions.com\/notes\/?p=2654"},"modified":"2025-06-29T16:44:50","modified_gmt":"2025-06-29T11:14:50","slug":"plutonium-pu","status":"publish","type":"post","link":"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/plutonium-pu\/","title":{"rendered":"Plutonium (Pu)"},"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>: Plutonium<\/li>\n\n\n\n<li><strong>Discovered By<\/strong>: Glenn T. Seaborg, Edwin McMillan, Joseph W. Kennedy, Arthur C. Wahl<\/li>\n\n\n\n<li><strong>Year of Discovery<\/strong>: 1940<\/li>\n\n\n\n<li><strong>Category<\/strong>: Actinide Series \/ Radioactive Metal<\/li>\n\n\n\n<li><strong>Group<\/strong>: Actinides (no formal group number)<\/li>\n\n\n\n<li><strong>State at Room Temperature<\/strong>: Solid \ud83e\uddca<\/li>\n<\/ul>\n\n\n\n<p>Plutonium is a <strong>silvery-gray radioactive metal<\/strong> used mainly in nuclear reactors and weapons. It is <strong>man-made<\/strong> but also found in tiny amounts in nature.<\/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>: Pu<\/li>\n\n\n\n<li><strong>Atomic Number<\/strong>: 94<\/li>\n\n\n\n<li><strong>Atomic Mass<\/strong>: ~244 u (most common isotope Pu-244)<\/li>\n\n\n\n<li><strong>Valency<\/strong>: +3, +4, +5, +6 (commonly +4 and +6)<\/li>\n\n\n\n<li><strong>Electronic Configuration<\/strong>: [Rn] 5f\u2076 7s\u00b2<\/li>\n<\/ul>\n\n\n\n<p>Plutonium can exist in several different <strong>oxidation states<\/strong>, making its chemistry complex and interesting.<\/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>Named after the dwarf planet <strong>Pluto<\/strong>, Plutonium follows Uranium and Neptunium in the periodic table, continuing the theme of naming elements after planets \ud83c\udf0c.<\/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>Key material used in <strong>nuclear weapons<\/strong> and <strong>nuclear reactors<\/strong><\/li>\n\n\n\n<li>Plutonium-239 isotope is <strong>fissile<\/strong>, meaning it can sustain a nuclear chain reaction \u269b\ufe0f<\/li>\n\n\n\n<li>Has a <strong>half-life of about 24,100 years<\/strong>, so it stays radioactive for a very long time<\/li>\n\n\n\n<li>Used in <strong>radioisotope thermoelectric generators (RTGs)<\/strong> to power spacecraft like the Voyager probes \ud83d\ude80<\/li>\n\n\n\n<li>Highly toxic and radioactive, requiring <strong>careful handling and storage<\/strong> \u2622\ufe0f<\/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<p>\u2714\ufe0f <strong>Nuclear Energy<\/strong>:<br>Used as fuel in <strong>fast breeder reactors<\/strong> and other nuclear reactors to produce energy<\/p>\n\n\n\n<p>\u2714\ufe0f <strong>Nuclear Weapons<\/strong>:<br>Essential for the core of <strong>atomic bombs<\/strong> due to its fission properties<\/p>\n\n\n\n<p>\u2714\ufe0f <strong>Space Exploration<\/strong>:<br>Pu-238 powers <strong>spacecraft and Mars rovers<\/strong> through radioisotope thermoelectric generators<\/p>\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>Plutonium is a <strong>powerful, radioactive metal<\/strong> that plays a vital role in energy production and defense. It teaches students about <strong>nuclear chemistry, energy, and the impact of science on world history<\/strong> \u2014 showing both the power and responsibility that come with advanced technology. \ud83c\udf0d\u269b\ufe0f<\/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 Plutonium is a silvery-gray radioactive metal used mainly in nuclear reactors and weapons. &hellip; <a title=\"Plutonium (Pu)\" class=\"hm-read-more\" href=\"https:\/\/texpertssolutions.com\/notes\/2025\/06\/27\/plutonium-pu\/\"><span class=\"screen-reader-text\">Plutonium (Pu)<\/span>Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2775,"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-2654","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\/16-1.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\/2654","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=2654"}],"version-history":[{"count":1,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2654\/revisions"}],"predecessor-version":[{"id":2664,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/posts\/2654\/revisions\/2664"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media\/2775"}],"wp:attachment":[{"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/media?parent=2654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/categories?post=2654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texpertssolutions.com\/notes\/wp-json\/wp\/v2\/tags?post=2654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}