Cs

Caesium-124

Protons (Z)

55

Neutrons (N)

69

Mass number

124

Half-Life

30.9 s

Abundance

---

Mass

123.912 u

Mass Excess

-81,741.0 keV

Spin

1+

Discovered

1969

Binding energy per nucleon

8,384 keV

Neutron separation energy

8,768 keV

Proton separation energy

3,782 keV

Decay Mode

β⁺Xenon-124100%

Decay chain

Caesium-124Z 55 · N 6930.9 s
β⁺100%