Sb

Antimony-117m

Protons (Z)

51

Neutrons (N)

66

Mass number

117

Half-Life

355.0 µs

Abundance

---

Mass

116.908 u

Mass Excess

-85,509.0 keV

Spin

(25/2+)

Discovered

1970

Binding energy per nucleon

8,461 keV

Neutron separation energy

6,758 keV

Proton separation energy

1,272 keV

Decay Mode

γAntimony-117100%

Decay chain

Antimony-117Z 51 · N 66355.0 µs
γ100%
β⁺100%