As
Arsenic-87
Protons (Z)
33
Neutrons (N)
54
Mass number
87
Half-Life
492.0 ms
Abundance
---
Mass
86.94 u
Mass Excess
-55,617.9 keV
Spin
(5/2-)
Discovered
1970
Binding energy per nucleon
8,414 keV
Neutron separation energy
4,727 keV
Proton separation energy
13,507 keV
Decay Mode
Decay chain
- AsArsenic-87Z 33 · N 54492.0 ms
- β⁻84.6%
- β⁻99.4%
- β⁻97.4%
- β⁻100%
- β⁻100%