At
Astatine-206
Protons (Z)
85
Neutrons (N)
121
Mass number
206
Half-Life
30.6 m
Abundance
---
Mass
205.987 u
Mass Excess
-12,439.0 keV
Spin
(6+)
Discovered
1961
Binding energy per nucleon
7,809 keV
Neutron separation energy
7,525 keV
Proton separation energy
2,207 keV
Decay Mode
Decay chain
- AtAstatine-206Z 85 · N 12130.6 m
- β⁺99.1%
- β⁺94.55%
- β⁺100%