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Chemical Properties of Praseodymium and Tungsten

Praseodymium
Tungsten
Chemical Properties of Tungsten and Praseodymium


Chemical Properties
Chemical Formula
Pr   
W   
Isotopes
  
  
Known Isotopes
31   
8
33   
6
Electronegativity
  
  
Pauling Electronegativity
1.13   
99+
2.36   
2
Sanderson Electronegativity
Not Available   
0.98   
23
Allred Rochow Electronegativity
1.07   
32
1.40   
19
Allen Electronegativity
Not Available   
1.47   
29
Electropositivity
  
  
Pauling Electropositivity
2.87   
12
1.64   
99+
Ionization Energies
  
  
1st Energy Level
527.00 kJ/mol   
99+
770.00 kJ/mol   
16
2nd Energy Level
1,020.00 kJ/mol   
99+
1,700.00 kJ/mol   
29
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
1.14 g/amp-hr   
99+
Electron Work Function
2.70 eV   
99+
4.55 eV   
13
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes, Solubility   
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