Hydrogen vs Indium

PropertyH HydrogenIn Indium
Atomic number149
SymbolHIn
NameHydrogenIndium
Categorynonmetalpost-transition-metal
Standard Atomic Weight1.007975 u114.818 u
Period15
Group113
Blocksp
Phase at STPgassolid
Electron configuration1s1[Kr]5s24d105p1
Oxidation states[-1, 1][-5, -2, -1, 0, 1, 2, 3]
Electronegativity (Pauling)2.21.78
Electron affinity0.75419 eV0.3 eV
Density0.08988 kg/m³7310 kg/m³
Melting point-259.34 °C156.6 °C
Boiling point-252.87 °C2071.85 °C
Discovery year17661863