Sb

Antimony-120n

Protons (Z)

51

Neutrons (N)

69

Mass number

120

Half-Life

246.0 ns

Abundance

---

Mass

119.905 u

Mass Excess

-88,339.0 keV

Spin

(3+)

Discovered

1976

Binding energy per nucleon

8,475 keV

Neutron separation energy

6,934 keV

Proton separation energy

5,563 keV

Decay Mode

γAntimony-120100%

Decay chain

Antimony-120Z 51 · N 69246.0 ns
γ100%
β⁺100%