Berkelium
Berkelium
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Berkelium ΒΆ
AtomicNumber: 97
Element: Berkelium
Symbol: Bk
AtomicMass: 247.0
NumberofNeutrons: 150
NumberofProtons: 97
NumberofElectrons: 97
Period: 7
Group: nan
Phase: artificial
Radioactive: yes
Natural: nan
Metal: yes
Nonmetal: nan
Metalloid: nan
Type: Actinide
AtomicRadius: nan
Electronegativity: 1.3
FirstIonization: 6.1979
Density: 14.8
MeltingPoint: 1259.15
BoilingPoint: 983.0
NumberOfIsotopes: 83.0
Discoverer: Seaborg et al.
Year: 1949.0
SpecificHeat: nan
NumberofShells: 7
NumberofValence: nan