Sb

Antimony-109

Protons (Z)

51

Neutrons (N)

58

Mass number

109

Half-Life

17.2 s

Abundance

---

Mass

108.918 u

Mass Excess

-76,251.0 keV

Spin

(5/2+)

Discovered

1976

Binding energy per nucleon

8,405 keV

Neutron separation energy

11,877 keV

Proton separation energy

1,470 keV

Decay Mode

β⁺Tin-109100%

Decay chain

Antimony-109Z 51 · N 5817.2 s
β⁺100%
β⁺100%
β⁺100%
EC100%