Ce

Cerium-137

Protons (Z)

58

Neutrons (N)

79

Mass number

137

Half-Life

9.0 h

Abundance

---

Mass

136.908 u

Mass Excess

-85,918.8 keV

Spin

3/2+

Discovered

1948

Binding energy per nucleon

8,367 keV

Neutron separation energy

7,482 keV

Proton separation energy

7,168 keV

Decay Mode

β⁺Lanthanum-137100%

Decay chain

Cerium-137Z 58 · N 799.0 h
β⁺100%
EC100%