Arsenic-72 (As-72)

Identity

Protons

33

Neutrons

39

Mass number

72

Mass

71.9 ± 4.4 u

Mass excess

-68.230 MeV

Spin

2-*

Stability

Half-life: 1.08 days

Natural occurrence

Not found in nature

Decays to

• positron emission → Ge-72

Produced by

• Se-72