Iodine-124 (I-124)

Identity

Protons

53

Neutrons

71

Mass number

124

Mass

123.9 ± 2.5 u

Mass excess

-87.365 MeV

Spin

2-*

Stability

Half-life: 4.18 days

Natural occurrence

Not found in nature

Decays to

• positron emission → Te-124