Po
Polonium-202m
Protons (Z)
84
Neutrons (N)
118
Mass number
202
Half-Life
110.0 ns
Abundance
---
Mass
201.983 u
Mass Excess
-16,230.0 keV
Spin
8+
Discovered
1971
Binding energy per nucleon
7,826 keV
Neutron separation energy
7,780 keV
Proton separation energy
2,090 keV
Decay Mode
- γ→Polonium-202100%
Decay chain
- PoPolonium-202Z 84 · N 118110.0 ns
- γ100%
- β⁺98.08%
- β⁺~100%
- EC100%
- EC100%