Gadolinium vs Gold

PropertyGd GadoliniumAu Gold
Atomic number6479
SymbolGdAu
NameGadoliniumGold
Categorylanthanidetransition-metal
Standard Atomic Weight157.25 u196.966569 u
Period66
GroupN/A11
Blockss
Phase at STPsolidsolid
Electron configuration[Xe]6s24f75d1[Xe]6s14f145d10
Oxidation states[0, 1, 2, 3][-3, -2, -1, 0, 1, 2, 3, 5]
Electronegativity (Pauling)1.22.54
Electron affinity0.132 eV2.3086 eV
Density7900 kg/m³1.928200e+4 kg/m³
Melting point1312.85 °C1064.18 °C
Boiling point3272.85 °C2855.85 °C
Discovery year1886N/A