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Chemical Properties of Osmium and Praseodymium

Osmium
Praseodymium
Chemical Properties of Praseodymium and Osmium


Chemical Properties
Chemical Formula
Os   
Pr   
Isotopes
  
  
Known Isotopes
35   
4
31   
8
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.13   
99+
Allred Rochow Electronegativity
1.52   
12
1.07   
32
Allen Electronegativity
1.65   
19
Not Available   
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.87   
12
Ionization Energies
  
  
1st Energy Level
840.00 kJ/mol   
12
527.00 kJ/mol   
99+
2nd Energy Level
1,309.80 kJ/mol   
99+
1,020.00 kJ/mol   
99+
3rd Energy Level
1,600.00 kJ/mol   
99+
2,086.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,761.00 kJ/mol   
99+
5th Energy Level
Not Available   
5,551.00 kJ/mol   
29
Electrochemical Equivalent
1.77 g/amp-hr   
38
1.75 g/amp-hr   
40
Electron Work Function
4.83 eV   
8
2.70 eV   
99+
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes   
Atomic >>
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