In
Indium-131
Protons (Z)
49
Neutrons (N)
82
Mass number
131
Half-Life
261.5 ms
Abundance
---
Mass
130.927 u
Mass Excess
-68,024.4 keV
Spin
9/2+
Discovered
1976
Binding energy per nucleon
8,298 keV
Neutron separation energy
6,189 keV
Proton separation energy
14,195 keV
Decay Mode
Decay chain
- InIndium-131Z 49 · N 82261.5 ms
- β⁻97.75%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%