U

Uranium-222

Protons (Z)

92

Neutrons (N)

130

Mass number

222

Half-Life

4.7 µs

Abundance

---

Mass

222.026 u

Mass Excess

24,270.0 keV

Spin

0+

Discovered

1983

Binding energy per nucleon

7,638 keV

Neutron separation energy

8,321 keV

Proton separation energy

3,389 keV

Decay Mode

Decay chain

Uranium-222Z 92 · N 1304.7 µs
α100%
α100%
α99.941%
α96%
β⁺94.55%
β⁺100%