Cs
Caesium-120
Protons (Z)
55
Neutrons (N)
65
Mass number
120
Half-Life
1.01 m
Abundance
---
Mass
119.921 u
Mass Excess
-73,889.0 keV
Spin
2+
Discovered
1969
Binding energy per nucleon
8,328 keV
Neutron separation energy
9,655 keV
Proton separation energy
2,384 keV
Decay Mode
Decay chain
- CsCaesium-120Z 55 · N 651.01 m
- β⁺~100%
- β⁺100%
- β⁺100%