Neodymium was discovered by Baron Carl Auer von Welsbach in Vienna, Austria in 1885.
Name: Neodymium
Symbol: Nd
Atomic number: 60
Atomic weight: 144.24
State: solid
Group, period, block: n/a, 6, f
Color: silvery white
Classification: lanthanide
Electron configuration: 4f4 6s2
2,8,18,22,8,2
Physical properties
Density: 7.01 g/cm-3
Melting point: 1297 K,1024 °C,1875 °F
Boiling point: 3347 K,3074 °C,5565 °F
Atomic properties
Oxidation states: 3, 2, 1
Electronegativity: 1.14 (Pauling scale)
Ionization energies: 1st: 533.1 kJ·mol-1
Covalent radius: 201±6 pm
Van der Waals radius: no data
- Nd
Electron Configuration
Isotopes
There are seven naturally occurring isotopes of neodymium exist, 142Nd, 143Nd, 144Nd, 145Nd, 146Nd, 148Nd, and 150Nd.