In
Indium-131m
Protons (Z)
49
Neutrons (N)
82
Mass number
131
Half-Life
328.0 ms
Abundance
---
Mass
130.927 u
Mass Excess
-67,648.4 keV
Spin
1/2-
Discovered
1984
Binding energy per nucleon
8,295 keV
Neutron separation energy
5,813 keV
Proton separation energy
13,819 keV
Decay Mode
Decay chain
- InIndium-131Z 49 · N 82328.0 ms
- β⁻97.75%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%