Silicon vs Neodymium

PropertySi SiliconNd Neodymium
Atomic number1460
SymbolSiNd
NameSiliconNeodymium
Categorymetalloidlanthanide
Standard Atomic Weight28.085 u144.242 u
Period36
Group14N/A
Blockps
Phase at STPsolidsolid
Electron configuration[Ne]3s23p2[Xe]6s24f4
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][0, 2, 3, 4]
Electronegativity (Pauling)1.91.14
Electron affinity1.385 eV1.913 eV
Density2329.6 kg/m³7010 kg/m³
Melting point1413.85 °C1020.85 °C
Boiling point3264.85 °C3073.85 °C
Discovery year18241841