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Chemical Properties of Palladium and Tantalum

Palladium
Tantalum
Chemical Properties of Tantalum and Palladium


Chemical Properties
Chemical Formula
Pd   
Ta   
Isotopes
  
  
Known Isotopes
38   
1
31   
8
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.50   
27
Allred Rochow Electronegativity
1.35   
21
1.33   
22
Allen Electronegativity
1.59   
22
1.34   
33
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.50   
27
Ionization Energies
  
  
1st Energy Level
520.23 kJ/mol   
99+
761.00 kJ/mol   
18
2nd Energy Level
7,298.22 kJ/mol   
2
1,500.00 kJ/mol   
40
3rd Energy Level
11,815.13 kJ/mol   
3
Not Available   
Electrochemical Equivalent
1.99 g/amp-hr   
30
1.35 g/amp-hr   
99+
Electron Work Function
5.12 eV   
3
4.25 eV   
21
Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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