Cerium vs Dysprosium

PropertyCe CeriumDy Dysprosium
Atomic number5866
SymbolCeDy
NameCeriumDysprosium
Categorylanthanidelanthanide
Standard Atomic Weight140.116 u162.5 u
Period66
GroupN/AN/A
Blockss
Phase at STPsolidsolid
Electron configuration[Xe]6s24f15d1[Xe]6s24f10
Oxidation states[1, 2, 3, 4][0, 1, 2, 3, 4]
Electronegativity (Pauling)1.121.22
Electron affinity0.955 eV0.352 eV
Density6770 kg/m³8550 kg/m³
Melting point797.85 °C1411.85 °C
Boiling point3423.85 °C2566.85 °C
Discovery year18011878