Ge

Germanium-77

Protons (Z)

32

Neutrons (N)

45

Mass number

77

Half-Life

11.21 h

Abundance

---

Mass

76.924 u

Mass Excess

-71,212.87 keV

Spin

7/2+

Discovered

1939

Binding energy per nucleon

8,671 keV

Neutron separation energy

6,071 keV

Proton separation energy

12,205 keV

Decay Mode

β⁻Arsenic-77100%

Decay chain

Germanium-77Z 32 · N 4511.21 h
β⁻100%
β⁻100%