Germanium vs Tin

PropertyGe GermaniumSn Tin
Atomic number3250
SymbolGeSn
NameGermaniumTin
Categorymetalloidpost-transition-metal
Standard Atomic Weight72.63 u118.71 u
Period45
Group1414
Blockpp
Phase at STPsolidsolid
Electron configuration[Ar]4s23d104p2[Kr]5s24d105p2
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-4, -3, -2, -1, 0, 1, 2, 3, 4]
Electronegativity (Pauling)2.011.96
Electron affinity1.232 eV1.112 eV
Density5323.4 kg/m³7287 kg/m³
Melting point938.25 °C231.93 °C
Boiling point2832.85 °C2601.85 °C
Discovery year1886N/A