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Chemical Properties of Lutetium and Hafnium


Chemical Properties of Hafnium and Lutetium


Chemical Properties

Chemical Formula
Lu   
Hf   

Isotopes
  
  

Known Isotopes
35   
4
32   
7

Electronegativity
  
  

Pauling Electronegativity
1.27   
34
1.30   
32

Allred Rochow Electronegativity
1.14   
28
1.23   
25

Allen Electronegativity
Not Available   
1.16   
37

Electropositivity
  
  

Pauling Electropositivity
2.73   
20
2.70   
22

Ionization Energies
  
  

1st Energy Level
523.50 kJ/mol   
99+
658.50 kJ/mol   
40

2nd Energy Level
1,340.00 kJ/mol   
99+
1,440.00 kJ/mol   
99+

3rd Energy Level
2,022.30 kJ/mol   
99+
2,250.00 kJ/mol   
99+

4th Energy Level
4,370.00 kJ/mol   
28
3,216.00 kJ/mol   
99+

5th Energy Level
6,445.00 kJ/mol   
21
Not Available   

Electrochemical Equivalent
2.18 g/amp-hr   
23
1.66 g/amp-hr   
99+

Electron Work Function
3.30 eV   
33
3.90 eV   
27

Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   

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