Ra
Radium-214m
Protons (Z)
88
Neutrons (N)
126
Mass number
214
Half-Life
118.0 ns
Abundance
---
Mass
214.002 u
Mass Excess
1,913.0 keV
Spin
6+
Discovered
2004
Binding energy per nucleon
7,741 keV
Neutron separation energy
6,504 keV
Proton separation energy
1,822 keV
Decay Mode
- γ→Radium-214100%
Decay chain
- RaRadium-214Z 88 · N 126118.0 ns
- γ100%
- α99.941%
- α96%
- β⁺94.55%
- β⁺100%