Isotopes of Thallium
Notable Isotopes
203
Tl
[122 neutrons]
Abundance:
29.524%
Stable with 122 neutrons
204
Tl
[123 neutrons]
Abundance:
synthetic
Half life:
3.78 years [
beta
-
]
Decay Energy:
0.764
MeV
Decays to
204
Pb
.
Half life:
3.78 years [
Electron Capture
]
Decay Energy:
0.374
MeV
Decays to
204
Hg
.
205
Tl
[124 neutrons]
Abundance:
70.476%
Stable with 124 neutrons