Rn
Radon-201m
Protons (Z)
86
Neutrons (N)
115
Mass number
201
Half-Life
3.8 s
Abundance
---
Mass
200.996 u
Mass Excess
-3,863.0 keV
Spin
13/2+
Discovered
1967
Binding energy per nucleon
7,756 keV
Neutron separation energy
7,934 keV
Proton separation energy
2,164 keV
Decay Mode
Decay chain
- RnRadon-201Z 86 · N 1153.8 s
- α
- α44%
- β⁺
- β⁺100%
- β⁺100%
- β⁺100%
- EC100%