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Atomic: M.A.C. | Reference
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Isotopes of Lead
Notable Isotopes show graph
204Pb [122 neutrons]
Abundance: 1.4%
Half life: 1.4 x 1017 years [ Alpha Decay ]
Decay Energy: 2.186 MeV
Decays to 200Hg.
205Pb [123 neutrons]
Abundance: synthetic
Half life: 1.53 x 107 years [ Electron Capture ]
Decay Energy: 0.051 MeV
Decays to 205Tl.
206Pb [124 neutrons]
Abundance: 24.1%
Stable with 124 neutrons
207Pb [125 neutrons]
Abundance: 22.1%
Stable with 125 neutrons
208Pb [126 neutrons]
Abundance: 52.4%
Stable with 126 neutrons
210Pb [128 neutrons]
Abundance: trace
Half life: 22.3 years [ Alpha Decay ]
Decay Energy: 3.792 MeV
Decays to 206Hg.
Half life: 22.3 years [ beta- ]
Decay Energy: 0.064 MeV
Decays to 210Bi.