Neon vs Oganesson

PropertyNe NeonOg Oganesson
Atomic number10118
SymbolNeOg
NameNeonOganesson
Categorynoble-gasnoble-gas
Standard Atomic Weight20.1797 u294 u
Period27
Group1818
Blockpp
Phase at STPgasgas
Electron configuration[He]2s22p6[Rn] 7s2 7p6 5f14 6d10(predicted)
Oxidation states[0][-1, 0, 1, 2, 4, 6]
Electronegativity (Pauling)N/AN/A
Electron affinity-1.2 eV0.056 eV
Density0.8999 kg/m³7000 kg/m³
Melting point-248.59 °C-273.15 °C
Boiling point-246.05 °C-243.15 °C
Discovery year18982006