Tl
Thallium-202m
Protons (Z)
81
Neutrons (N)
121
Mass number
202
Half-Life
591.0 µs
Abundance
---
Mass
201.973 u
Mass Excess
-25,030.2 keV
Spin
7+
Discovered
1958
Binding energy per nucleon
7,882 keV
Neutron separation energy
5,921 keV
Proton separation energy
4,657 keV
Decay Mode
- γ→Thallium-202100%
Decay chain
- TlThallium-202Z 81 · N 121591.0 µs
- γ100%
- EC100%