Platinum vs Nihonium

← Back to Periodic Table
PropertyPt PlatinumNh Nihonium
Atomic number78113
SymbolPtNh
NamePlatinumNihonium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight195.084 u286 u
Period67
Group1013
Blocksp
Phase at STPsolidsolid
Electron configuration[Xe]6s14f145d9[Rn] 5f14 6d10 7s2 7p1(predicted)
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5, 6]N/A
Electronegativity (Pauling)2.28N/A
Electron affinity2.1228 eV0.6 eV
Density2.146000e+4 kg/m³1.600000e+4 kg/m³
Melting point1768.4 °C426.85 °C
Boiling point3824.85 °C1156.85 °C
Discovery year17352004