# Inner electrons
169
# Outer electrons
111
# Protons
280
An-Isotope
111:280
Approval
Stats
BE - Actual
2019.36
BE - Nucleon
7212.00
Decay
A 100
Element
Half Life
4.4 s
Mass Actual
280.17
Mass Calculated
282.19
Mass H Norm
277.99
Stability