Ac
Actinium-216n
Protons (Z)
89
Neutrons (N)
127
Mass number
216
Half-Life
---
Abundance
---
Mass
216.009 u
Mass Excess
8,570.0 keV
Spin
---
Discovered
2006
Binding energy per nucleon
7,709 keV
Neutron separation energy
5,532 keV
Proton separation energy
1,251 keV
Decay Mode
- γ→Actinium-216100%
Decay chain
- AcActinium-216Z 89 · N 127Unknown
- γ100%
- α100%
- β⁺57%
- α100%
- α~100%