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Chemical Properties of Francium and Lutetium


Chemical Properties of Lutetium and Francium


Chemical Properties

Chemical Formula
Fr   
Lu   

Isotopes
  
  

Known Isotopes
33   
6
35   
4

Electronegativity
  
  

Pauling Electronegativity
0.70   
99+
1.27   
34

Allred Rochow Electronegativity
0.86   
99+
1.14   
28

Mulliken-Jaffe Electronegativity
0.68   
25
Not Available   

Allen Electronegativity
0.67   
99+
Not Available   

Electropositivity
  
  

Pauling Electropositivity
3.30   
1
2.73   
20

Ionization Energies
  
  

1st Energy Level
380.00 kJ/mol   
99+
523.50 kJ/mol   
99+

2nd Energy Level
Not Available   
1,340.00 kJ/mol   
99+

3rd Energy Level
Not Available   
2,022.30 kJ/mol   
99+

4th Energy Level
Not Available   
4,370.00 kJ/mol   
28

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

Electrochemical Equivalent
8.32 g/amp-hr   
1
2.18 g/amp-hr   
23

Electron Work Function
Not Available   
3.30 eV   
33

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

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