Ra
Radium-234
Protons (Z)
88
Neutrons (N)
146
Mass number
234
Half-Life
30.0 s
Abundance
---
Mass
234.05 u
Mass Excess
46,931.0 keV
Spin
0+
Discovered
1990
Binding energy per nucleon
7,577 keV
Neutron separation energy
5,474 keV
Proton separation energy
9,278 keV
Decay Mode
- β⁻→Actinium-234100%
- β⁻SF
Decay chain
- RaRadium-234Z 88 · N 14630.0 s
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%