Tl
Thallium-211
Protons (Z)
81
Neutrons (N)
130
Mass number
211
Half-Life
1.35 m
Abundance
---
Mass
210.993 u
Mass Excess
-6,080.0 keV
Spin
1/2+
Discovered
1998
Binding energy per nucleon
7,800 keV
Neutron separation energy
4,904 keV
Proton separation energy
8,069 keV
Decay Mode
Decay chain
- TlThallium-211Z 81 · N 1301.35 m
- β⁻97.8%
- β⁻100%
- α~100%
- β⁻100%