Hydrogen vs Zinc

PropertyH HydrogenZn Zinc
Atomic number130
SymbolHZn
NameHydrogenZinc
Categorynonmetaltransition-metal
Standard Atomic Weight1.007975 u65.38 u
Period14
Group112
Blockss
Phase at STPgassolid
Electron configuration1s1[Ar]4s23d10
Oxidation states[-1, 1][-2, 0, 1, 2]
Electronegativity (Pauling)2.21.65
Electron affinity0.75419 eV-0.6 eV
Density0.08988 kg/m³7134 kg/m³
Melting point-259.34 °C419.53 °C
Boiling point-252.87 °C906.85 °C
Discovery year17661746