Cadmium vs Antimony

PropertyCd CadmiumSb Antimony
Atomic number4851
SymbolCdSb
NameCadmiumAntimony
Categorytransition-metalmetalloid
Standard Atomic Weight112.414 u121.76 u
Period55
Group1215
Blocksp
Phase at STPsolidsolid
Electron configuration[Kr]5s24d10[Kr]5s24d105p3
Oxidation states[-2, 1, 2][-3, -2, -1, 0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)1.692.05
Electron affinity-0.7 eV1.07 eV
Density8690 kg/m³6685 kg/m³
Melting point321.07 °C630.63 °C
Boiling point766.85 °C1586.85 °C
Discovery year18171707