Einsteinium (Es)


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Einsteinium (Es)
Atomic Mass : 254
Atomic Number : 99
Name Origins: Named after Albert Einstein.
Year Discovered : 1952
Discovery Credits : Discovered in the debris of the 1952 thermonuclear explosion in the Pacific by G. R. Choppin, S. G. Thompson, A. Ghlorso, and B. G. Harvey.
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