Pb
Lead-200m
Protons (Z)
82
Neutrons (N)
118
Mass number
200
Half-Life
456.0 ns
Abundance
---
Mass
199.974 u
Mass Excess
-24,068.0 keV
Spin
(9-)
Discovered
1972
Binding energy per nucleon
7,871 keV
Neutron separation energy
6,907 keV
Proton separation energy
3,298 keV
Decay Mode
- γ→Lead-200100%
Decay chain
- PbLead-200Z 82 · N 118456.0 ns
- γ100%
- EC100%
- β⁺100%