Eu
Europium-142
Protons (Z)
63
Neutrons (N)
79
Mass number
142
Half-Life
2.36 s
Abundance
---
Mass
141.923 u
Mass Excess
-71,310.0 keV
Spin
1+
Discovered
1966
Binding energy per nucleon
8,226 keV
Neutron separation energy
9,455 keV
Proton separation energy
2,665 keV
Decay Mode
- β⁺89.9%
Decay chain
- EuEuropium-142Z 63 · N 792.36 s
- β⁺100%
- β⁺100%
- β⁺100%