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Chemical Properties of Uranium and Ytterbium


Chemical Properties of Ytterbium and Uranium


Chemical Properties

Chemical Formula
U   
Yb   

Isotopes
  
  

Known Isotopes
25   
14
30   
9

Electronegativity
  
  

Pauling Electronegativity
1.38   
28
Not Available   

Allred Rochow Electronegativity
1.22   
26
1.06   
33

Electropositivity
  
  

Pauling Electropositivity
2.62   
26
Not Available   

Ionization Energies
  
  

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

2nd Energy Level
1,420.00 kJ/mol   
99+
1,174.80 kJ/mol   
99+

3rd Energy Level
1,900.00 kJ/mol   
99+
2,417.00 kJ/mol   
99+

4th Energy Level
3,145.00 kJ/mol   
99+
4,203.00 kJ/mol   
31

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

Electron Work Function
3.63 eV   
30
Not Available   

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

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