Atomic Number: 80

Name: Mercury

Original name: Hydrargyrum

Atomic symbol: Hg

Atomic Weight: 200.59

Electron configuration: 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁶4d¹⁰5s²5p⁶4f¹⁴5d¹⁰6s²

Ionization energies: 1,007 kJ/mol

Pauling electronegativity: 1.9

Melting Point: -39^oC

Boiling Point: 357^oC

Ionic radius: 1.27 angstroms (+1); 1.10 angstroms (+2)

Common oxidation states in compounds: +1, +2