Magnesium vs Neodymium

PropertyMg MagnesiumNd Neodymium
Atomic number1260
SymbolMgNd
NameMagnesiumNeodymium
Categoryalkaline-earth-metallanthanide
Standard Atomic Weight24.3055 u144.242 u
Period36
Group2N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Ne]3s2[Xe]6s24f4
Oxidation states[0, 1, 2][0, 2, 3, 4]
Electronegativity (Pauling)1.311.14
Electron affinity-0.4 eV1.913 eV
Density1740 kg/m³7010 kg/m³
Melting point649.85 °C1020.85 °C
Boiling point1089.85 °C3073.85 °C
Discovery year17551841