Cadmium vs Indium

PropertyCd CadmiumIn Indium
Atomic number4849
SymbolCdIn
NameCadmiumIndium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight112.414 u114.818 u
Period55
Group1213
Blocksp
Phase at STPsolidsolid
Electron configuration[Kr]5s24d10[Kr]5s24d105p1
Oxidation states[-2, 1, 2][-5, -2, -1, 0, 1, 2, 3]
Electronegativity (Pauling)1.691.78
Electron affinity-0.7 eV0.3 eV
Density8690 kg/m³7310 kg/m³
Melting point321.07 °C156.6 °C
Boiling point766.85 °C2071.85 °C
Discovery year18171863