Np

Neptunium-232

Protons (Z)

93

Neutrons (N)

139

Mass number

232

Half-Life

14.7 m

Abundance

---

Mass

232.04 u

Mass Excess

37,360.0 keV

Spin

(5-)

Discovered

1950

Binding energy per nucleon

7,597 keV

Neutron separation energy

6,331 keV

Proton separation energy

3,735 keV

Decay Mode

Decay chain

Neptunium-232Z 93 · N 13914.7 m
β⁺100%
α~100%
α~100%
α~100%
α100%
α100%
β⁻100%
β⁻64.046%
α100%