Indium vs Platinum

← Back to Periodic Table
PropertyIn IndiumPt Platinum
Atomic number4978
SymbolInPt
NameIndiumPlatinum
Categorypost-transition-metaltransition-metal
Standard Atomic Weight114.818 u195.084 u
Period56
Group1310
Blockps
Phase at STPsolidsolid
Electron configuration[Kr]5s24d105p1[Xe]6s14f145d9
Oxidation states[-5, -2, -1, 0, 1, 2, 3][-3, -2, -1, 0, 1, 2, 3, 4, 5, 6]
Electronegativity (Pauling)1.782.28
Electron affinity0.3 eV2.1228 eV
Density7310 kg/m³2.146000e+4 kg/m³
Melting point156.6 °C1768.4 °C
Boiling point2071.85 °C3824.85 °C
Discovery year18631735