Zirconium vs Platinum

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PropertyZr ZirconiumPt Platinum
Atomic number4078
SymbolZrPt
NameZirconiumPlatinum
Categorytransition-metaltransition-metal
Standard Atomic Weight91.224 u195.084 u
Period56
Group410
Blockss
Phase at STPsolidsolid
Electron configuration[Kr]5s24d2[Xe]6s14f145d9
Oxidation states[1, 2, 3, 4][-3, -2, -1, 0, 1, 2, 3, 4, 5, 6]
Electronegativity (Pauling)1.332.28
Electron affinity0.426 eV2.1228 eV
Density6520 kg/m³2.146000e+4 kg/m³
Melting point1854.85 °C1768.4 °C
Boiling point4408.85 °C3824.85 °C
Discovery year17891735