H Home Background Color: He Li Be Lead Main Page Black White Gray B C N O F Ne Na Mg Lead Pictures Page Al Si P S Cl Ar K Ca Lead 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 Lead (click to see decay chain): 178Pb  179Pb  180Pb  181Pb  182Pb  183Pb  184Pb  185Pb  186Pb  187Pb  188Pb  189Pb  190Pb  191Pb  192Pb  193Pb  194Pb  195Pb  196Pb  197Pb  198Pb  199Pb  200Pb  201Pb  202Pb  203Pb  204Pb  205Pb  206Pb  207Pb  208Pb  209Pb  210Pb  211Pb  212Pb  213Pb  214Pb  215Pb

205Pb     Half-life Fermion, 82p 123n 1.73×107 y Spin 5/2 Parity -1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% ϵ 50.5keV 205Tl Hide Ultimate Decay Products Yield Nuclide 100% 205Tl Atomic Weight 204.974481755 Abundance None Mass Excess -23.770091MeV Binding Energy 7.87433MeV Magnetic Moment 0.7117 μ Quadrupole Moment 0.226   Show Element Pictures. Also show decay chains leading to this isotope. Show all decays, even very low-probability.

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