As
Arsenic-71
Protons (Z)
33
Neutrons (N)
38
Mass number
71
Half-Life
2.72 d
Abundance
---
Mass
70.927 u
Mass Excess
-67,893.0 keV
Spin
5/2-
Discovered
1939
Binding energy per nucleon
8,664 keV
Neutron separation energy
11,630 keV
Proton separation energy
4,620 keV
Decay Mode
- β⁺→Germanium-71100%
Decay chain
- AsArsenic-71Z 33 · N 382.72 d
- β⁺100%
- EC100%