# Inner electrons
171
# Outer electrons
110
# Protons
281
An-Isotope
110:281
Approval
Stats
BE - Actual
2028.54
BE - Nucleon
7219.00
Decay
SF 100
Element
Half Life
9.6 s
Mass Actual
281.16
Mass Calculated
283.20
Mass H Norm
278.98
Stability