Ra
Radium-211
Protons (Z)
88
Neutrons (N)
123
Mass number
211
Half-Life
12.6 s
Abundance
---
Mass
211.001 u
Mass Excess
832.0 keV
Spin
5/2-
Discovered
1967
Binding energy per nucleon
7,741 keV
Neutron separation energy
7,682 keV
Proton separation energy
3,113 keV
Decay Mode
Decay chain
- RaRadium-211Z 88 · N 12312.6 s
- α100%
- β⁺79%
- β⁺90%
- β⁺~100%
- β⁺100%