Hg

Mercury-203

Protons (Z)

80

Neutrons (N)

123

Mass number

203

Half-Life

46.61 d

Abundance

---

Mass

202.973 u

Mass Excess

-25,269.2 keV

Spin

5/2-

Discovered

1943

Binding energy per nucleon

7,887 keV

Neutron separation energy

5,995 keV

Proton separation energy

8,205 keV

Decay Mode

β⁻Thallium-203100%

Decay chain

Mercury-203Z 80 · N 12346.61 d
β⁻100%