I
Iodine-126
Protons (Z)
53
Neutrons (N)
73
Mass number
126
Half-Life
12.93 d
Abundance
---
Mass
125.906 u
Mass Excess
-87,910.0 keV
Spin
2-
Discovered
1938
Binding energy per nucleon
8,440 keV
Neutron separation energy
7,145 keV
Proton separation energy
6,177 keV
Decay Mode
Decay chain
- IIodine-126Z 53 · N 7312.93 d
- β⁺52.7%