Ytterbium vs Platinum

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PropertyYb YtterbiumPt Platinum
Atomic number7078
SymbolYbPt
NameYtterbiumPlatinum
Categorylanthanidetransition-metal
Standard Atomic Weight173.054 u195.084 u
Period66
GroupN/A10
Blockss
Phase at STPsolidsolid
Electron configuration[Xe]6s24f14[Xe]6s14f145d9
Oxidation states[0, 1, 2, 3][-3, -2, -1, 0, 1, 2, 3, 4, 5, 6]
Electronegativity (Pauling)N/A2.28
Electron affinity-0.02 eV2.1228 eV
Density6900 kg/m³2.146000e+4 kg/m³
Melting point818.85 °C1768.4 °C
Boiling point1195.85 °C3824.85 °C
Discovery year18781735