As
Arsenic-91
Protons (Z)
33
Neutrons (N)
58
Mass number
91
Half-Life
100.0 ms
Abundance
---
Mass
90.961 u
Mass Excess
-36,500.0 keV
Spin
(5/2-)
Discovered
1997
Binding energy per nucleon
8,189 keV
Neutron separation energy
3,581 keV
Proton separation energy
15,319 keV
Decay Mode
Decay chain
- AsArsenic-91Z 33 · N 58100.0 ms
- β⁻
- β⁻79%
- β⁻70.5%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%