Cadmium-109 (Cd-109)

Identity

Protons

48

Neutrons

61

Mass number

109

Mass

108.9 ± 1.6 u

Mass excess

-88.504 MeV

Spin

5/2+*

Stability

Half-life: 1.26 years

Natural occurrence

Not found in nature

Decays to

• electron capture → Ag-109