As
Arsenic-90
Protons (Z)
33
Neutrons (N)
57
Mass number
90
Half-Life
70.0 ms
Abundance
---
Mass
89.956 u
Mass Excess
-40,990.0 keV
Spin
---
Discovered
1997
Binding energy per nucleon
8,240 keV
Neutron separation energy
2,531 keV
Proton separation energy
15,239 keV
Decay Mode
Decay chain
- AsArsenic-90Z 33 · N 5770.0 ms
- β⁻
- β⁻100%
- β⁻74.7%
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%