| Es | einsteinium; estrid |
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| einsteinium | <chemical> Einsteinium. A man-made radioactive actinide with atomic symbol es, atomic number 99, and atomic weight 252. Its known isotopes range in mass number from 243-246. Its valence can be +2 or +3. Einsteinium was originally discovered in the debris from a thermonuclear explosion in 1952. Chemical name: Einsteinium (12 Dec 1998) |
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Synonyms :
| einsteinium |
a radioactive transuranic element produced by bombarding plutonium with neutrons
Ãâó: wordnet.princeton.edu/perl/webwn
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| einsteinium |
Einsteinium is a synthetic element in the periodic table that has the symbol Es and atomic number 99. A metallic highly radioactive transuranic element (7th in the series) in the actinides, einsteinium is produced by bombarding plutonium with neutrons and was discovered in the debris of the first hydrogen bomb test. It was named after Albert Einstein and has no known uses. ...
Ãâó: en.wikipedia.org/wiki/Einsteinium
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| einsteinium | a radioactive transuranic element produced by bombarding plutonium with neutrons |
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