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Berkelium
(Bk)
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2
8
18
32
27
8
2
Animation
Bk
Category
Actinoid
Series
actinide
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Relative atomic mass
247.07035
Density
13.51
Melting point (°C)
1342
Boiling point (°C)
3100
Electronegativity (Pauling)
1.28
Half-life
1380 y
Discovery year
1949
Discovered by
Glenn T. Seaborg
Electrons: 97
Protons: 97
Neutrons: 150
Wikipedia
Decay chain
Bk-247
(1380 y)
α decay
Am-243
(7370 y)
α decay
Np-239
(2.36 d)
β⁻ decay
Pu-239
(24,110 y)
α decay
U-235
(7.04×10⁸ y)
α decay
Pb-207
(stable)
stable
created by @lukaswyss
Berkelium (Bk) – Element 97