In
Indium-117m
Protons (Z)
49
Neutrons (N)
68
Mass number
117
Half-Life
1.94 h
Abundance
---
Mass
116.905 u
Mass Excess
-88,628.0 keV
Spin
1/2-
Discovered
1940
Binding energy per nucleon
8,501 keV
Neutron separation energy
8,450 keV
Proton separation energy
7,204 keV
Decay Mode
Decay chain
- InIndium-117Z 49 · N 681.94 h
- β⁻52.9%