Germanium vs Gold

PropertyGe GermaniumAu Gold
Atomic number3279
SymbolGeAu
NameGermaniumGold
Categorymetalloidtransition-metal
Standard Atomic Weight72.63 u196.966569 u
Period46
Group1411
Blockps
Phase at STPsolidsolid
Electron configuration[Ar]4s23d104p2[Xe]6s14f145d10
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-3, -2, -1, 0, 1, 2, 3, 5]
Electronegativity (Pauling)2.012.54
Electron affinity1.232 eV2.3086 eV
Density5323.4 kg/m³1.928200e+4 kg/m³
Melting point938.25 °C1064.18 °C
Boiling point2832.85 °C2855.85 °C
Discovery year1886N/A