Symbol
Nd
Atomic Number
60
Atomic Mass
144.242
Protons
60
Neutrons
84
Electrons
60
Type
Lanthanide
Isotopes
Neodymium-142, Neodymium-143, Neodymium-144, Neodymium-145, Neodymium-146, Neodymium-148, Neodymium-150
Discovery Year
1885
Discovered By
James Corson, Charles James, and others
Group
3
Period
6
Boiling Point
3100°C
Melting Point
1021°C
Electron Configuration
[Xe] 6s² 4f⁴
Density (g/cm³)
7.007
Crystal Structure
Hexagonal
Magnetism
Paramagnetic
Abundance in Earth's Crust
0.0026%
Phase at Room Temperature
Solid