Rn

Radon-214m

Protons (Z)

86

Neutrons (N)

128

Mass number

214

Half-Life

245.0 ns

Abundance

---

Mass

214.0 u

Mass Excess

275.0 keV

Spin

(22+)

Discovered

1983

Binding energy per nucleon

7,756 keV

Neutron separation energy

2,100 keV

Proton separation energy

434 keV

Decay Mode

γRadon-214100%

Decay chain

Radon-214Z 86 · N 128245.0 ns
γ100%
α100%
α100%