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Chemical Properties of Tantalum and Palladium


Chemical Properties of Palladium and Tantalum


Chemical Properties

Chemical Formula
Ta   
Pd   

Isotopes
  
  

Known Isotopes
31   
8
38   
1

Electronegativity
  
  

Pauling Electronegativity
1.50   
27
2.20   
4

Allred Rochow Electronegativity
1.33   
22
1.35   
21

Allen Electronegativity
1.34   
33
1.59   
22

Electropositivity
  
  

Pauling Electropositivity
2.50   
27
1.80   
99+

Ionization Energies
  
  

1st Energy Level
761.00 kJ/mol   
18
520.23 kJ/mol   
99+

2nd Energy Level
1,500.00 kJ/mol   
40
7,298.22 kJ/mol   
2

3rd Energy Level
Not Available   
11,815.13 kJ/mol   
3

Electrochemical Equivalent
1.35 g/amp-hr   
99+
1.99 g/amp-hr   
30

Electron Work Function
4.25 eV   
21
5.12 eV   
3

Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Chemical Stability, Corrosion, Ionization, Solubility   

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