Pb
Lead-181m
Protons (Z)
82
Neutrons (N)
99
Mass number
181
Half-Life
---
Abundance
---
Mass
181.0 u
Mass Excess
0.0 keV
Spin
(13/2+)
Discovered
---
Binding energy per nucleon
7,717 keV
Neutron separation energy
6,130 keV
Proton separation energy
-2,101 keV
Decay Mode
---