Oxygen vs Seaborgium

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PropertyO OxygenSg Seaborgium
Atomic number8106
SymbolOSg
NameOxygenSeaborgium
Categorynonmetaltransition-metal
Standard Atomic Weight15.9994 u271 u
Period27
Group166
Blockps
Phase at STPgasN/A
Electron configuration[He]2s22p4[Rn]7s25f146d4
Oxidation states[-2, -1, 0, 1, 2][3, 4, 5, 6]
Electronegativity (Pauling)3.44N/A
Electron affinity1.4611 eV0.85 eV
Density1.429 kg/m³3.500000e+4 kg/m³
Melting point-218.79 °C-273.15 °C
Boiling point-182.95 °C-273.15 °C
Discovery year17711974