Hg

Mercury-189m

Protons (Z)

80

Neutrons (N)

109

Mass number

189

Half-Life

8.6 m

Abundance

---

Mass

188.968 u

Mass Excess

-29,548.0 keV

Spin

13/2+

Discovered

1966

Binding energy per nucleon

7,897 keV

Neutron separation energy

7,421 keV

Proton separation energy

4,466 keV

Decay Mode

Decay chain

Mercury-189Z 80 · N 1098.6 m
β⁺100%
β⁺~100%
β⁺100%
EC100%