Na

Sodium-22

Protons (Z)

11

Neutrons (N)

11

Mass number

22

Half-Life

2.6 y

Abundance

---

Mass

21.994 u

Mass Excess

-5,181.39 keV

Spin

3+

Discovered

1935

Binding energy per nucleon

7,916 keV

Neutron separation energy

11,068 keV

Proton separation energy

6,739 keV

Decay Mode

β⁺90.57%

Decay chain

Sodium-22Z 11 · N 112.6 y
β⁺100%