Rg
Roentgenium-285
Protons (Z)
111
Neutrons (N)
174
Mass number
285
Half-Life
30.0 s
Abundance
---
Mass
285.176 u
Mass Excess
163,730.0 keV
Spin
---
Discovered
---
Binding energy per nucleon
7,192 keV
Neutron separation energy
6,311 keV
Proton separation energy
3,019 keV
Decay Mode
- α→Meitnerium-281
- SF
Decay chain
- RgRoentgenium-285Z 111 · N 17430.0 s
- α
- α