Po

Polonium-207m

Protons (Z)

84

Neutrons (N)

123

Mass number

207

Half-Life

205.0 ns

Abundance

---

Mass

206.982 u

Mass Excess

-17,077.0 keV

Spin

1/2-

Discovered

1963

Binding energy per nucleon

7,836 keV

Neutron separation energy

6,959 keV

Proton separation energy

4,338 keV

Decay Mode

γPolonium-207100%

Decay chain

Polonium-207Z 84 · N 123205.0 ns
γ100%
β⁺~100%
β⁺100%