Berkelium: historical information

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Berkelium was discovered by Glenn T. Seaborg, Stanley G. Thompson, Albert Ghiorso at 1949 in USA. Origin of name: named after "Berkeley", a city in California, home of the University of California, USA. Further information on origin of name and discovery dates

Berkelium was discovered in December 1949 at Berkeley, Californi, USA, by Ghiorso and others by cyclotron bombardment of milligram amounts of americium with helium ions. Perhaps the first visible amounts of a pure berkelium compound, berkelium chloride, was produced in 1962. It weighed just 3 billionth of a gram.

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berkelium atomic number