Cs

Caesium-126n

Protons (Z)

55

Neutrons (N)

71

Mass number

126

Half-Life

171.0 µs

Abundance

---

Mass

125.91 u

Mass Excess

-83,755.0 keV

Spin

(8-)

Discovered

1993

Binding energy per nucleon

8,395 keV

Neutron separation energy

7,736 keV

Proton separation energy

3,845 keV

Decay Mode

γCaesium-126100%

Decay chain

Caesium-126Z 55 · N 71171.0 µs
γ100%
β⁺100%