Sb

Antimony-123

Protons (Z)

51

Neutrons (N)

72

Mass number

123

Half-Life

Stable

Abundance

42.79%

Mass

122.904 u

Mass Excess

-89,222.9 keV

Spin

7/2+

Discovered

1922

Binding energy per nucleon

8,472 keV

Neutron separation energy

8,960 keV

Proton separation energy

6,572 keV

Decay Mode

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