Rutherfordium vs Livermorium

PropertyRf RutherfordiumLv Livermorium
Atomic number104116
SymbolRfLv
NameRutherfordiumLivermorium
Categorytransition-metalpost-transition-metal
Standard Atomic Weight263 u293 u
Period77
Group416
Blocksp
Phase at STPsolidsolid
Electron configuration[Rn]7s25f146d2[Rn] 7s2 7p4 5f14 6d10(predicted)
Oxidation states[3, 4][-2, 2, 4]
Electronegativity (Pauling)N/AN/A
Electron affinity0.65 eV0.7 eV
Density2.330000e+4 kg/m³1.290000e+4 kg/m³
Melting point2126.85 °C506.85 °C
Boiling point5526.85 °C861.85 °C
Discovery year19642000