- Atomic Radius (Å)
Neodymium is a chemical element with symbol Nd and atomic number 60. It is a soft silvery metal that tarnishes in air. Neodymium was discovered in 1885 by the Austrian chemist Carl Auer von Welsbach.
60 Atomic Number
144.24 u Atomic Mass
1289.15 K Melting Point
3347 K Boiling Point
7.01 g/cm³ Density
2.6 Å Atomic Radius
2.01 Å Covalent Radius
1.14 Electronegativity
5.53 eV First Ionization Energy
184.87 Electron Affinity
6 Number of Shells
2, 8, 18, 22, 8, 2 Electron Shell Occupations
0.19 J/g Specific Heat