Bk | Berkelium |
Atomic number : 97
Relative atomic mass (12C = 12.0000) : 247.0703 (Bk-247) |
P H Y S I C A L D A T A | |
Group 3 actinide Density / kg m-3 : 14 790 [293 K] |
Melting point / K : 1320 Boiling point / K : n.a. |
D I S C O V E R Y | |
Berkelium was first produced in 1949 by S.G. Thompson, A. Ghiorso, and G.T. Seaborg at Berkeley, California, USA. |
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G E O L O G I C A L D A T A | |
Abundances Sun (relative to H = 1 × 1012) : n.a. Earth's crust / p.p.m. : nil |
Seawater / p.p.m. : nil |
B I O L O G I C A L D A T A | |
Level in humans nil |
Daily dietary intake : nil Total mass of element in average (70 kg) person : nil |
A portrait of berkelium is available on the Visual Elements site. Up to 200 individual items of information on this element are available in The Elements. |