Sb
Antimony-131
Protons (Z)
51
Neutrons (N)
80
Mass number
131
Half-Life
23.03 m
Abundance
---
Mass
130.912 u
Mass Excess
-81,981.4 keV
Spin
7/2+
Discovered
1956
Binding energy per nucleon
8,393 keV
Neutron separation energy
7,767 keV
Proton separation energy
9,138 keV
Decay Mode
- β⁻→Tellurium-131100%
Decay chain
- SbAntimony-131Z 51 · N 8023.03 m
- β⁻100%
- β⁻100%
- β⁻100%