Es
Einsteinium-252
Protons (Z)
99
Neutrons (N)
153
Mass number
252
Half-Life
1.29 y
Abundance
---
Mass
252.083 u
Mass Excess
77,290.0 keV
Spin
(4+)
Discovered
1956
Binding energy per nucleon
7,457 keV
Neutron separation energy
5,293 keV
Proton separation energy
4,134 keV
Decay Mode
Decay chain
- EsEinsteinium-252Z 99 · N 1531.29 y
- α78%
- α
- β⁻100%
- α~100%
- α~100%
- α~100%
- α~100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%