Ac
Actinium-234m
Protons (Z)
89
Neutrons (N)
145
Mass number
234
Half-Life
---
Abundance
---
Mass
234.048 u
Mass Excess
44,980.0 keV
Spin
---
Discovered
2008
Binding energy per nucleon
7,582 keV
Neutron separation energy
4,399 keV
Proton separation energy
6,643 keV
Decay Mode
Decay chain
- AcActinium-234Z 89 · N 145Unknown
- β⁻
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%