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Chemical Properties of Praseodymium and Europium

Praseodymium
Europium
Chemical Properties of Europium and Praseodymium


Chemical Properties
Chemical Formula
Pr   
Eu   
Isotopes
  
  
Known Isotopes
31   
8
31   
8
Electronegativity
  
  
Pauling Electronegativity
1.13   
99+
1.20   
39
Sanderson Electronegativity
Not Available   
1.01   
22
Allred Rochow Electronegativity
1.07   
32
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.87   
12
Not Available   
Ionization Energies
  
  
1st Energy Level
527.00 kJ/mol   
99+
547.10 kJ/mol   
99+
2nd Energy Level
1,020.00 kJ/mol   
99+
1,085.00 kJ/mol   
99+
3rd Energy Level
2,086.00 kJ/mol   
99+
2,404.00 kJ/mol   
99+
4th Energy Level
3,761.00 kJ/mol   
99+
4,120.00 kJ/mol   
33
5th Energy Level
5,551.00 kJ/mol   
29
Not Available   
Electrochemical Equivalent
1.75 g/amp-hr   
40
1.89 g/amp-hr   
33
Electron Work Function
2.70 eV   
99+
2.50 eV   
99+
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes, Solubility   
Atomic >>
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