Xenon vs Rutherfordium

PropertyXe XenonRf Rutherfordium
Atomic number54104
SymbolXeRf
NameXenonRutherfordium
Categorynoble-gastransition-metal
Standard Atomic Weight131.293 u263 u
Period57
Group184
Blockps
Phase at STPgassolid
Electron configuration[Kr]5s24d105p6[Rn]7s25f146d2
Oxidation states[0, 2, 4, 6, 8][3, 4]
Electronegativity (Pauling)2.6N/A
Electron affinity-0.8 eV0.65 eV
Density5.887 kg/m³2.330000e+4 kg/m³
Melting point-111.79 °C2126.85 °C
Boiling point-108.1 °C5526.85 °C
Discovery year18981964