Platinum vs Bismuth

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PropertyPt PlatinumBi Bismuth
Atomic number7883
SymbolPtBi
NamePlatinumBismuth
Categorytransition-metalpost-transition-metal
Standard Atomic Weight195.084 u208.9804 u
Period66
Group1015
Blocksp
Phase at STPsolidsolid
Electron configuration[Xe]6s14f145d9[Xe]6s24f145d106p3
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5, 6][-3, -2, -1, 0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)2.282.02
Electron affinity2.1228 eV0.942 eV
Density2.146000e+4 kg/m³9807 kg/m³
Melting point1768.4 °C271.4 °C
Boiling point3824.85 °C1563.85 °C
Discovery year17351753