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Chemical Properties of Lanthanum and Neodymium

Lanthanum
Neodymium
Chemical Properties of Neodymium and Lanthanum


Chemical Properties
Chemical Formula
La   
Nd   
Isotopes
  
  
Known Isotopes
31   
8
30   
9
Electronegativity
  
  
Pauling Electronegativity
1.10   
99+
1.14   
99+
Allred Rochow Electronegativity
1.08   
31
1.07   
32
Electropositivity
  
  
Pauling Electropositivity
2.90   
10
2.86   
13
Ionization Energies
  
  
1st Energy Level
538.10 kJ/mol   
99+
533.10 kJ/mol   
99+
2nd Energy Level
1,067.00 kJ/mol   
99+
1,040.00 kJ/mol   
99+
3rd Energy Level
1,850.30 kJ/mol   
99+
2,130.00 kJ/mol   
99+
4th Energy Level
4,819.00 kJ/mol   
22
3,900.00 kJ/mol   
99+
5th Energy Level
5,940.00 kJ/mol   
25
Not Available   
Electrochemical Equivalent
1.73 g/amp-hr   
99+
1.79 g/amp-hr   
37
Electron Work Function
3.50 eV   
31
3.20 eV   
34
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Corrosion, Flammable, Ionization   
Atomic >>
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