Bk

Berkelium-241

Protons (Z)

97

Neutrons (N)

144

Mass number

241

Half-Life

4.6 m

Abundance

---

Mass

241.06 u

Mass Excess

55,980.0 keV

Spin

(7/2+)

Discovered

2003

Binding energy per nucleon

7,524 keV

Neutron separation energy

7,751 keV

Proton separation energy

3,033 keV

Decay Mode

Decay chain

Berkelium-241Z 97 · N 1444.6 m
β⁺
EC99%
α~100%
α~100%
β⁻100%
α~100%
α100%
β⁻100%
α~100%
α~100%
α99.992%
β⁻97.91%
α100%
β⁻100%
α100%