Bi

Bismuth-191n

Protons (Z)

83

Neutrons (N)

108

Mass number

191

Half-Life

562.0 ns

Abundance

---

Mass

190.986 u

Mass Excess

-12,809.0 keV

Spin

13/2+

Discovered

2001

Binding energy per nucleon

7,798 keV

Neutron separation energy

10,284 keV

Proton separation energy

-319 keV

Decay Mode

γBismuth-191100%

Decay chain

Bismuth-191Z 83 · N 108562.0 ns
γ100%
α51%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
β⁺100%