Bk

Berkelium-243

Protons (Z)

97

Neutrons (N)

146

Mass number

243

Half-Life

4.6 h

Abundance

---

Mass

243.063 u

Mass Excess

58,690.0 keV

Spin

3/2-

Discovered

1950

Binding energy per nucleon

7,518 keV

Neutron separation energy

7,131 keV

Proton separation energy

3,403 keV

Decay Mode

Decay chain

Berkelium-243Z 97 · N 1464.6 h
β⁺~100%
α~100%
α~100%
α~100%
β⁻100%
α~100%
β⁻98.62%
α100%
α~100%
α100%
α~100%
β⁻100%
α~100%
β⁻100%