Holmium vs Gold

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PropertyHo HolmiumAu Gold
Atomic number6779
SymbolHoAu
NameHolmiumGold
Categorylanthanidetransition-metal
Standard Atomic Weight164.93033 u196.966569 u
Period66
GroupN/A11
Blockss
Phase at STPsolidsolid
Electron configuration[Xe]6s24f11[Xe]6s14f145d10
Oxidation states[0, 1, 2, 3][-3, -2, -1, 0, 1, 2, 3, 5]
Electronegativity (Pauling)1.232.54
Electron affinity0.338 eV2.3086 eV
Density8800 kg/m³1.928200e+4 kg/m³
Melting point1473.85 °C1064.18 °C
Boiling point2699.85 °C2855.85 °C
Discovery year1878N/A