Pb

Lead-207m

Protons (Z)

82

Neutrons (N)

125

Mass number

207

Half-Life

806.0 ms

Abundance

---

Mass

206.978 u

Mass Excess

-20,818.6 keV

Spin

13/2+

Discovered

1951

Binding energy per nucleon

7,862 keV

Neutron separation energy

5,104 keV

Proton separation energy

5,854 keV

Decay Mode

γLead-207100%

Decay chain

Lead-207Z 82 · N 125806.0 ms
γ100%