Xe

Xenon-133

Protons (Z)

54

Neutrons (N)

79

Mass number

133

Half-Life

5.25 d

Abundance

---

Mass

132.906 u

Mass Excess

-87,643.6 keV

Spin

3/2+

Discovered

1940

Binding energy per nucleon

8,413 keV

Neutron separation energy

6,436 keV

Proton separation energy

9,229 keV

Decay Mode

β⁻Caesium-133100%

Decay chain

Xenon-133Z 54 · N 795.25 d
β⁻100%