Rn

Radon-198

Protons (Z)

86

Neutrons (N)

112

Mass number

198

Half-Life

64.4 ms

Abundance

---

Mass

197.999 u

Mass Excess

-1,230.0 keV

Spin

0+

Discovered

1984

Binding energy per nucleon

7,738 keV

Neutron separation energy

10,811 keV

Proton separation energy

2,164 keV

Decay Mode

Decay chain

Radon-198Z 86 · N 11264.4 ms
α93%
α100%
β⁺99.6%
β⁺100%
β⁺100%
β⁺~100%
α100%
α100%