Flerovium vs Livermorium

PropertyFl FleroviumLv Livermorium
Atomic number114116
SymbolFlLv
NameFleroviumLivermorium
Categorypost-transition-metalpost-transition-metal
Standard Atomic Weight289 u293 u
Period77
Group1416
Blockpp
Phase at STPgassolid
Electron configuration[Rn] 7s27p2 5f14 6d10(predicted)[Rn] 7s2 7p4 5f14 6d10(predicted)
Oxidation states[0, 1, 2, 4, 6][-2, 2, 4]
Electronegativity (Pauling)N/AN/A
Electron affinity-0.5 eV0.7 eV
Density9928 kg/m³1.290000e+4 kg/m³
Melting point-273.15 °C506.85 °C
Boiling point-63.15 °C861.85 °C
Discovery year19982000