Oxygen vs Zinc

PropertyO OxygenZn Zinc
Atomic number830
SymbolOZn
NameOxygenZinc
Categorynonmetaltransition-metal
Standard Atomic Weight15.9994 u65.38 u
Period24
Group1612
Blockps
Phase at STPgassolid
Electron configuration[He]2s22p4[Ar]4s23d10
Oxidation states[-2, -1, 0, 1, 2][-2, 0, 1, 2]
Electronegativity (Pauling)3.441.65
Electron affinity1.4611 eV-0.6 eV
Density1.429 kg/m³7134 kg/m³
Melting point-218.79 °C419.53 °C
Boiling point-182.95 °C906.85 °C
Discovery year17711746