Au

Gold-191m

Protons (Z)

79

Neutrons (N)

112

Mass number

191

Half-Life

920.0 ms

Abundance

---

Mass

190.964 u

Mass Excess

-33,532.0 keV

Spin

11/2-

Discovered

1971

Binding energy per nucleon

7,923 keV

Neutron separation energy

8,769 keV

Proton separation energy

3,514 keV

Decay Mode

γGold-191100%

Decay chain

Gold-191Z 79 · N 112920.0 ms
γ100%
β⁺100%
EC100%