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Chemical Properties of Francium and Thorium

Francium
Thorium
Chemical Properties of Thorium and Francium


Chemical Properties
Chemical Formula
Fr   
Th   
Isotopes
  
  
Known Isotopes
33   
6
28   
11
Electronegativity
  
  
Pauling Electronegativity
0.70   
99+
1.30   
32
Allred Rochow Electronegativity
0.86   
99+
1.11   
29
Mulliken-Jaffe Electronegativity
0.68   
25
Not Available   
Allen Electronegativity
0.67   
99+
Not Available   
Electropositivity
  
  
Pauling Electropositivity
3.30   
1
2.70   
22
Ionization Energies
  
  
1st Energy Level
380.00 kJ/mol   
99+
587.00 kJ/mol   
99+
2nd Energy Level
Not Available   
1,110.00 kJ/mol   
99+
3rd Energy Level
Not Available   
1,978.00 kJ/mol   
99+
4th Energy Level
Not Available   
2,780.00 kJ/mol   
99+
Electrochemical Equivalent
8.32 g/amp-hr   
1
2.16 g/amp-hr   
24
Electron Work Function
Not Available   
3.41 eV   
32
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Corrosion, Ionization, Radioactive Isotopes, Radioactivity   
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