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Chemical Properties of Zirconium and Lanthanum

Zirconium
Lanthanum
Chemical Properties of Lanthanum and Zirconium


Chemical Properties
Chemical Formula
Zr   
La   
Isotopes
  
  
Known Isotopes
24   
15
31   
8
Electronegativity
  
  
Pauling Electronegativity
1.33   
30
1.10   
99+
Sanderson Electronegativity
0.90   
25
Not Available   
Allred Rochow Electronegativity
1.22   
26
1.08   
31
Allen Electronegativity
1.32   
34
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.67   
24
2.90   
10
Ionization Energies
  
  
1st Energy Level
640.10 kJ/mol   
99+
538.10 kJ/mol   
99+
2nd Energy Level
1,270.00 kJ/mol   
99+
1,067.00 kJ/mol   
99+
3rd Energy Level
2,218.00 kJ/mol   
99+
1,850.30 kJ/mol   
99+
4th Energy Level
3,313.00 kJ/mol   
99+
4,819.00 kJ/mol   
22
5th Energy Level
7,752.00 kJ/mol   
10
5,940.00 kJ/mol   
25
6th Energy Level
9,500.00 kJ/mol   
15
Not Available   
Electrochemical Equivalent
0.85 g/amp-hr   
99+
1.73 g/amp-hr   
99+
Electron Work Function
4.05 eV   
26
3.50 eV   
31
Other Chemical Properties
Anti Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Solubility   
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