PERIODIC ELEMENT
Nd (Neodymium)

 



Atomic number : 60
Atomic mass : 144.24 g.mol-1
Electronegativity according to Pauling : 1.14
Density : 7 g.cm-3 at 20 °C
Melting point : 1010 °C
Boiling point : 3127 °C
Vanderwaals radius : 0.181 nm
Ionic radius : unknown
Isotopes : 9
Electronic shell : [Xe] 4f16s2
Energy of first ionisation : 533 kJ.mol-1
Energy of second ionisation : 1040 kJ.mol-1
Energy of third ionisation : 2130 kJ.mol-1
Discovered by : Carl Auer von Welsbach in 1885
 
Atomic Structure Uses (coloring glass and ceramics, infrared radiation filtering)