Sb
Antimony-126m
Protons (Z)
51
Neutrons (N)
75
Mass number
126
Half-Life
19.15 m
Abundance
---
Mass
125.907 u
Mass Excess
-86,370.0 keV
Spin
5+
Discovered
1956
Binding energy per nucleon
8,440 keV
Neutron separation energy
6,186 keV
Proton separation energy
7,765 keV
Decay Mode
Decay chain
- SbAntimony-126Z 51 · N 7519.15 m
- β⁻86%