Dysprosium vs Flerovium

PropertyDy DysprosiumFl Flerovium
Atomic number66114
SymbolDyFl
NameDysprosiumFlerovium
Categorylanthanidepost-transition-metal
Standard Atomic Weight162.5 u289 u
Period67
GroupN/A14
Blocksp
Phase at STPsolidgas
Electron configuration[Xe]6s24f10[Rn] 7s27p2 5f14 6d10(predicted)
Oxidation states[0, 1, 2, 3, 4][0, 1, 2, 4, 6]
Electronegativity (Pauling)1.22N/A
Electron affinity0.352 eV-0.5 eV
Density8550 kg/m³9928 kg/m³
Melting point1411.85 °C-273.15 °C
Boiling point2566.85 °C-63.15 °C
Discovery year18781998