H Home Background Color: He Li Be Thallium Main Page Black White Gray B C N O F Ne Na Mg Thallium Pictures Page Al Si P S Cl Ar K Ca Thallium Technical Data Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

Isotopes of Thallium (click to see decay chain): 176Tl  177Tl  178Tl  179Tl  180Tl  181Tl  182Tl  183Tl  184Tl  185Tl  186Tl  187Tl  188Tl  189Tl  190Tl  191Tl  192Tl  193Tl  194Tl  195Tl  196Tl  197Tl  198Tl  199Tl  200Tl  201Tl  202Tl  203Tl  204Tl  205Tl  206Tl  207Tl  208Tl  209Tl  210Tl  211Tl  212Tl

177Tl     Half-life Boson, 81p 96n 18 ms Spin 1/2 Parity 1 Hide Decay Modes Probability Mode Decay Energy Daughter 73% α 7.06692MeV 173Au 27% p 1.1622MeV 176Hg Hide Ultimate Decay Products Yield Nuclide 3.3259847988% 169Tm 0.651744% 173Yb 0.4048781772% 165Ho 0.34596002826% 160Dy 0.000809424% 161Dy 0.0000226981102667% 140Ce 1.046989944×10-6% 157Gd 2.47279032×10-9% 153Eu 4.658902399851×10-10% 145Nd 1.304492671958×10-18% 141Pr Unknown 172Yb Unknown 152Sm Unknown 176Hf Unknown 156Gd Unknown 168Er Unknown 164Dy Atomic Weight 176.996427286 Abundance None Mass Excess -3.327962MeV Binding Energy 7.732096MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Element Pictures. Also show decay chains leading to this isotope. Show all decays, even very low-probability. Show Decay Image Smaller.

Click any isotope in diagram to see its data. Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..