Aluminum vs Platinum

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PropertyAl AluminumPt Platinum
Atomic number1378
SymbolAlPt
NameAluminumPlatinum
Categorypost-transition-metaltransition-metal
Standard Atomic Weight26.981538 u195.084 u
Period36
Group1310
Blockps
Phase at STPsolidsolid
Electron configuration[Ne]3s23p1[Xe]6s14f145d9
Oxidation states[-2, -1, 0, 1, 2, 3][-3, -2, -1, 0, 1, 2, 3, 4, 5, 6]
Electronegativity (Pauling)1.612.28
Electron affinity0.4328 eV2.1228 eV
Density2700 kg/m³2.146000e+4 kg/m³
Melting point660.287 °C1768.4 °C
Boiling point2518.85 °C3824.85 °C
Discovery year18251735