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einsteinium |
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einsteinium /ein·stei·ni·um/ (Es) (īn-sti´ne-um) a chemical element, at. no. 99.
einsteinium (Es) [īnstī′nē·əm] Etymology: Albert Einstein, German-born physicist and Nobel laureate, 1879-1955 a synthetic transuranic metallic element. Its atomic number is 99. The mass of its longest-lived, best-known isotope is 254. Einsteinium was first found in the debris from a hydrogen bomb explosion. It decays rapidly into berkelium. einsteinium a chemical element, atomic number 99, atomic weight 254, symbol Es. See Table 6. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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