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Chemical Properties of Praseodymium and Lutetium

Praseodymium
Lutetium
Chemical Properties of Lutetium and Praseodymium


Chemical Properties
Chemical Formula
Pr   
Lu   
Isotopes
  
  
Known Isotopes
31   
8
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.13   
99+
1.27   
34
Allred Rochow Electronegativity
1.07   
32
1.14   
28
Electropositivity
  
  
Pauling Electropositivity
2.87   
12
2.73   
20
Ionization Energies
  
  
1st Energy Level
527.00 kJ/mol   
99+
523.50 kJ/mol   
99+
2nd Energy Level
1,020.00 kJ/mol   
99+
1,340.00 kJ/mol   
99+
3rd Energy Level
2,086.00 kJ/mol   
99+
2,022.30 kJ/mol   
99+
4th Energy Level
3,761.00 kJ/mol   
99+
4,370.00 kJ/mol   
28
5th Energy Level
5,551.00 kJ/mol   
29
6,445.00 kJ/mol   
21
Electrochemical Equivalent
1.75 g/amp-hr   
40
2.18 g/amp-hr   
23
Electron Work Function
2.70 eV   
99+
3.30 eV   
33
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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