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Chemical Properties of Ytterbium and Thorium


Chemical Properties of Thorium and Ytterbium


Chemical Properties

Chemical Formula
Yb   
Th   

Isotopes
  
  

Known Isotopes
30   
9
28   
11

Electronegativity
  
  

Pauling Electronegativity
Not Available   
1.30   
32

Allred Rochow Electronegativity
1.06   
33
1.11   
29

Electropositivity
  
  

Pauling Electropositivity
Not Available   
2.70   
22

Ionization Energies
  
  

1st Energy Level
603.40 kJ/mol   
99+
587.00 kJ/mol   
99+

2nd Energy Level
1,174.80 kJ/mol   
99+
1,110.00 kJ/mol   
99+

3rd Energy Level
2,417.00 kJ/mol   
99+
1,978.00 kJ/mol   
99+

4th Energy Level
4,203.00 kJ/mol   
31
2,780.00 kJ/mol   
99+

Electrochemical Equivalent
2.15 g/amp-hr   
25
2.16 g/amp-hr   
24

Electron Work Function
Not Available   
3.41 eV   
32

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

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