As
Arsenic-78
Protons (Z)
33
Neutrons (N)
45
Mass number
78
Half-Life
1.51 h
Abundance
---
Mass
77.922 u
Mass Excess
-72,817.0 keV
Spin
2-
Discovered
1937
Binding energy per nucleon
8,674 keV
Neutron separation energy
6,972 keV
Proton separation energy
8,893 keV
Decay Mode
- β⁻→Selenium-78100%
Decay chain
- AsArsenic-78Z 33 · N 451.51 h
- β⁻100%