Neon vs Dysprosium

PropertyNe NeonDy Dysprosium
Atomic number1066
SymbolNeDy
NameNeonDysprosium
Categorynoble-gaslanthanide
Standard Atomic Weight20.1797 u162.5 u
Period26
Group18N/A
Blockps
Phase at STPgassolid
Electron configuration[He]2s22p6[Xe]6s24f10
Oxidation states[0][0, 1, 2, 3, 4]
Electronegativity (Pauling)N/A1.22
Electron affinity-1.2 eV0.352 eV
Density0.8999 kg/m³8550 kg/m³
Melting point-248.59 °C1411.85 °C
Boiling point-246.05 °C2566.85 °C
Discovery year18981878