Xe

Xenon-138

Protons (Z)

54

Neutrons (N)

84

Mass number

138

Half-Life

14.14 m

Abundance

---

Mass

137.914 u

Mass Excess

-79,972.2 keV

Spin

0+

Discovered

1943

Binding energy per nucleon

8,345 keV

Neutron separation energy

5,660 keV

Proton separation energy

10,905 keV

Decay Mode

β⁻Caesium-138100%

Decay chain

Xenon-138Z 54 · N 8414.14 m
β⁻100%
β⁻100%