Hg

Mercury-188m

Protons (Z)

80

Neutrons (N)

108

Mass number

188

Half-Life

142.0 ns

Abundance

---

Mass

187.971 u

Mass Excess

-27,474.0 keV

Spin

12+

Discovered

1983

Binding energy per nucleon

7,885 keV

Neutron separation energy

7,426 keV

Proton separation energy

1,734 keV

Decay Mode

γMercury-188100%

Decay chain

Mercury-188Z 80 · N 108142.0 ns
γ100%
β⁺~100%
β⁺100%
EC~100%
β⁺100%