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Chemical Properties of Lanthanum and Lutetium

Lanthanum
Lutetium
Chemical Properties of Lutetium and Lanthanum


Chemical Properties
Chemical Formula
La   
Lu   
Isotopes
  
  
Known Isotopes
31   
8
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.10   
99+
1.27   
34
Allred Rochow Electronegativity
1.08   
31
1.14   
28
Electropositivity
  
  
Pauling Electropositivity
2.90   
10
2.73   
20
Ionization Energies
  
  
1st Energy Level
538.10 kJ/mol   
99+
523.50 kJ/mol   
99+
2nd Energy Level
1,067.00 kJ/mol   
99+
1,340.00 kJ/mol   
99+
3rd Energy Level
1,850.30 kJ/mol   
99+
2,022.30 kJ/mol   
99+
4th Energy Level
4,819.00 kJ/mol   
22
4,370.00 kJ/mol   
28
5th Energy Level
5,940.00 kJ/mol   
25
6,445.00 kJ/mol   
21
Electrochemical Equivalent
1.73 g/amp-hr   
99+
2.18 g/amp-hr   
23
Electron Work Function
3.50 eV   
31
3.30 eV   
33
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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