Cm
Curium-242
Protons (Z)
96
Neutrons (N)
146
Mass number
242
Half-Life
162.8 d
Abundance
---
Mass
242.059 u
Mass Excess
54,803.7 keV
Spin
0+
Discovered
1949
Binding energy per nucleon
7,535 keV
Neutron separation energy
6,969 keV
Proton separation energy
5,420 keV
Decay Mode
- SF6.2e-6%
- β⁺
Decay chain
- CmCurium-242Z 96 · N 146162.8 d
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%