Xe
Xenon-123
Protons (Z)
54
Neutrons (N)
69
Mass number
123
Half-Life
2.08 h
Abundance
---
Mass
122.908 u
Mass Excess
-85,248.0 keV
Spin
1/2+
Discovered
1952
Binding energy per nucleon
8,421 keV
Neutron separation energy
7,964 keV
Proton separation energy
6,458 keV
Decay Mode
- β⁺→Iodine-123100%
Decay chain
- XeXenon-123Z 54 · N 692.08 h
- β⁺100%
- β⁺100%