I

Iodine-126m

Protons (Z)

53

Neutrons (N)

73

Mass number

126

Half-Life

128.0 ns

Abundance

---

Mass

125.906 u

Mass Excess

-87,799.0 keV

Spin

3+

Discovered

2012

Binding energy per nucleon

8,439 keV

Neutron separation energy

7,034 keV

Proton separation energy

6,066 keV

Decay Mode

γIodine-126100%

Decay chain

Iodine-126Z 53 · N 73128.0 ns
γ100%
β⁺52.7%