Rg
Roentgenium-272
Protons (Z)
111
Neutrons (N)
161
Mass number
272
Half-Life
4.2 ms
Abundance
---
Mass
272.153 u
Mass Excess
142,770.0 keV
Spin
---
Discovered
1995
Binding energy per nucleon
7,227 keV
Neutron separation energy
---
Proton separation energy
469 keV
Decay Mode
- α→Meitnerium-268100%
Decay chain
- RgRoentgenium-272Z 111 · N 1614.2 ms
- α100%
- α100%
- α86%
- α90.4%
- α85%
- β⁺100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%