Cs
Caesium-142
Protons (Z)
55
Neutrons (N)
87
Mass number
142
Half-Life
1.69 s
Abundance
---
Mass
141.924 u
Mass Excess
-70,515.0 keV
Spin
0-
Discovered
1962
Binding energy per nucleon
8,265 keV
Neutron separation energy
4,109 keV
Proton separation energy
9,607 keV
Decay Mode
Decay chain
- CsCaesium-142Z 55 · N 871.69 s
- β⁻99.911%
- β⁻100%
- β⁻100%