Ra
Radium-212
Protons (Z)
88
Neutrons (N)
124
Mass number
212
Half-Life
13.0 s
Abundance
---
Mass
212.0 u
Mass Excess
-199.0 keV
Spin
0+
Discovered
1967
Binding energy per nucleon
7,748 keV
Neutron separation energy
9,102 keV
Proton separation energy
3,348 keV
Decay Mode
Decay chain
- RaRadium-212Z 88 · N 12413.0 s
- α
- α62%
- β⁺99.33%
- β⁺100%