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Chemical Properties of Ytterbium and Lanthanum


Chemical Properties of Lanthanum and Ytterbium


Chemical Properties

Chemical Formula
Yb   
La   

Isotopes
  
  

Known Isotopes
30   
9
31   
8

Electronegativity
  
  

Pauling Electronegativity
Not Available   
1.10   
99+

Allred Rochow Electronegativity
1.06   
33
1.08   
31

Electropositivity
  
  

Pauling Electropositivity
Not Available   
2.90   
10

Ionization Energies
  
  

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

2nd Energy Level
1,174.80 kJ/mol   
99+
1,067.00 kJ/mol   
99+

3rd Energy Level
2,417.00 kJ/mol   
99+
1,850.30 kJ/mol   
99+

4th Energy Level
4,203.00 kJ/mol   
31
4,819.00 kJ/mol   
22

5th Energy Level
Not Available   
5,940.00 kJ/mol   
25

Electrochemical Equivalent
2.15 g/amp-hr   
25
1.73 g/amp-hr   
99+

Electron Work Function
Not Available   
3.50 eV   
31

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

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