Be
Beryllium-8
Protons (Z)
4
Neutrons (N)
4
Mass number
8
Half-Life
81.9 as
Abundance
---
Mass
8.005 u
Mass Excess
4,941.67 keV
Spin
0+
Discovered
1932
Binding energy per nucleon
7,062 keV
Neutron separation energy
18,899 keV
Proton separation energy
17,254 keV
Decay Mode
- α→Helium-4100%
Decay chain
- BeBeryllium-8Z 4 · N 481.9 as
- α100%