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Chemical Properties of Praseodymium and Platinum

Praseodymium
Platinum
Chemical Properties of Platinum and Praseodymium


Chemical Properties
Chemical Formula
Pr   
Pt   
Isotopes
  
  
Known Isotopes
31   
8
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.13   
99+
2.28   
3
Allred Rochow Electronegativity
1.07   
32
1.44   
17
Allen Electronegativity
Not Available   
1.72   
16
Electropositivity
  
  
Pauling Electropositivity
2.87   
12
1.72   
99+
Ionization Energies
  
  
1st Energy Level
527.00 kJ/mol   
99+
870.00 kJ/mol   
10
2nd Energy Level
1,020.00 kJ/mol   
99+
1,791.00 kJ/mol   
21
3rd Energy Level
2,086.00 kJ/mol   
99+
Not Available   
4th Energy Level
3,761.00 kJ/mol   
99+
Not Available   
5th Energy Level
5,551.00 kJ/mol   
29
Not Available   
Electrochemical Equivalent
1.75 g/amp-hr   
40
1.82 g/amp-hr   
35
Electron Work Function
2.70 eV   
99+
5.65 eV   
1
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Chemical Stability, Anti Corrosion, Ionization   
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