Xe

Xenon-125m

Protons (Z)

54

Neutrons (N)

71

Mass number

125

Half-Life

56.9 s

Abundance

---

Mass

124.907 u

Mass Excess

-86,946.8 keV

Spin

9/2-

Discovered

1954

Binding energy per nucleon

8,429 keV

Neutron separation energy

7,351 keV

Proton separation energy

6,871 keV

Decay Mode

γXenon-125100%

Decay chain

Xenon-125Z 54 · N 7156.9 s
γ100%
β⁺100%
EC100%