Pb

Lead-199n

Protons (Z)

82

Neutrons (N)

117

Mass number

199

Half-Life

10.1 µs

Abundance

---

Mass

198.976 u

Mass Excess

-22,668.0 keV

Spin

(29/2-)

Discovered

1981

Binding energy per nucleon

7,863 keV

Neutron separation energy

4,672 keV

Proton separation energy

2,428 keV

Decay Mode

γLead-199100%

Decay chain

Lead-199Z 82 · N 11710.1 µs
γ100%
β⁺100%
β⁺100%