Germanium vs Rhodium

PropertyGe GermaniumRh Rhodium
Atomic number3245
SymbolGeRh
NameGermaniumRhodium
Categorymetalloidtransition-metal
Standard Atomic Weight72.63 u102.9055 u
Period45
Group149
Blockps
Phase at STPsolidsolid
Electron configuration[Ar]4s23d104p2[Kr]5s14d8
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-3, -1, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)2.012.28
Electron affinity1.232 eV1.137 eV
Density5323.4 kg/m³1.240000e+4 kg/m³
Melting point938.25 °C1963.85 °C
Boiling point2832.85 °C3694.85 °C
Discovery year18861803