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Chemical Properties of Thorium and Roentgenium

Thorium
Roentgenium
Chemical Properties of Roentgenium and Thorium


Chemical Properties
Chemical Formula
Th   
Rg   
Isotopes
  
  
Known Isotopes
28   
11
1   
34
Electronegativity
  
  
Pauling Electronegativity
1.30   
32
Not Available   
Allred Rochow Electronegativity
1.11   
29
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.70   
22
Not Available   
Ionization Energies
  
  
1st Energy Level
587.00 kJ/mol   
99+
1,022.70 kJ/mol   
3
2nd Energy Level
1,110.00 kJ/mol   
99+
2,074.40 kJ/mol   
10
3rd Energy Level
1,978.00 kJ/mol   
99+
3,077.90 kJ/mol   
24
4th Energy Level
2,780.00 kJ/mol   
99+
4,052.40 kJ/mol   
36
5th Energy Level
Not Available   
5,306.70 kJ/mol   
31
Electrochemical Equivalent
2.16 g/amp-hr   
24
Not Available   
Electron Work Function
3.41 eV   
32
Not Available   
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Radioactivity   
NA   
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