Ce
Cerium-142
Protons (Z)
58
Neutrons (N)
84
Mass number
142
Half-Life
Stable
Abundance
11.114%
Mass
141.909 u
Mass Excess
-84,532.9 keV
Spin
0+
Discovered
1925
Binding energy per nucleon
8,347 keV
Neutron separation energy
7,173 keV
Proton separation energy
8,892 keV
Decay Mode
- α→Barium-138
- β⁻