Nitrogen vs Radon

PropertyN NitrogenRn Radon
Atomic number786
SymbolNRn
NameNitrogenRadon
Categorynonmetalnoble-gas
Standard Atomic Weight14.006855 u222 u
Period26
Group1518
Blocksp
Phase at STPgasgas
Electron configuration2s2.2p3[Xe]6s24f145d106p6
Oxidation states[-3, -2, -1, 0, 1, 2, 3, 4, 5][0, 2, 6]
Electronegativity (Pauling)3.04N/A
Electron affinity-0.07 eV-0.7 eV
Density1.2506 kg/m³9.73 kg/m³
Melting point-210 °C-71.15 °C
Boiling point-195.79 °C-61.7 °C
Discovery year17721900