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80
Hg
200.59

Mercury

Transition metals · Group 12 · Period 6

Atomic properties

Atomic number80
SymbolHg
Standard atomic weight200.59
ClassificationTransition metals
Group12
Period6
Blockd-block
Electron configuration[Xe] 4f14 5d10 6s2
Electronegativity (Pauling)2.00
Common oxidation states+2, +1

Physical properties

Phase at 20 °CLiquid
Density13.534 g/cm³
Melting point-38.83 °C
Boiling point356.73 °C
DiscoveredAncient
CAS number