O
Oxygen-12
Protons (Z)
8
Neutrons (N)
4
Mass number
12
Half-Life
8.9 zs
Abundance
---
Mass
12.034 u
Mass Excess
32,013.0 keV
Spin
0+
Discovered
1978
Binding energy per nucleon
4,882 keV
Neutron separation energy
23,798 keV
Proton separation energy
-358 keV
Decay Mode
- p→Carbon-10100%
Decay chain
- OOxygen-12Z 8 · N 48.9 zs
- p100%
- β⁺100%