Neodymium vs Oganesson

PropertyNd NeodymiumOg Oganesson
Atomic number60118
SymbolNdOg
NameNeodymiumOganesson
Categorylanthanidenoble-gas
Standard Atomic Weight144.242 u294 u
Period67
GroupN/A18
Blocksp
Phase at STPsolidgas
Electron configuration[Xe]6s24f4[Rn] 7s2 7p6 5f14 6d10(predicted)
Oxidation states[0, 2, 3, 4][-1, 0, 1, 2, 4, 6]
Electronegativity (Pauling)1.14N/A
Electron affinity1.913 eV0.056 eV
Density7010 kg/m³7000 kg/m³
Melting point1020.85 °C-273.15 °C
Boiling point3073.85 °C-243.15 °C
Discovery year18412006