Hg

Mercury-185m

Protons (Z)

80

Neutrons (N)

105

Mass number

185

Half-Life

21.6 s

Abundance

---

Mass

184.972 u

Mass Excess

-26,080.0 keV

Spin

13/2+

Discovered

1970

Binding energy per nucleon

7,874 keV

Neutron separation energy

7,806 keV

Proton separation energy

3,050 keV

Decay Mode

Decay chain

Mercury-185Z 80 · N 10521.6 s
γ54%
β⁺94%
β⁺99.74%
β⁺~100%
β⁺100%
EC100%