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Chemical Properties of Tantalum and Gold

Tantalum
Gold
Chemical Properties of Gold and Tantalum


Chemical Properties
Chemical Formula
Ta   
Au   
Isotopes
  
  
Known Isotopes
31   
8
36   
3
Electronegativity
  
  
Pauling Electronegativity
1.50   
27
2.54   
1
Allred Rochow Electronegativity
1.33   
22
1.42   
18
Mulliken-Jaffe Electronegativity
Not Available   
1.87   
7
Allen Electronegativity
1.34   
33
1.92   
5
Electropositivity
  
  
Pauling Electropositivity
2.50   
27
1.46   
99+
Ionization Energies
  
  
1st Energy Level
761.00 kJ/mol   
18
890.10 kJ/mol   
8
2nd Energy Level
1,500.00 kJ/mol   
40
1,980.00 kJ/mol   
12
Electrochemical Equivalent
1.35 g/amp-hr   
99+
2.45 g/amp-hr   
21
Electron Work Function
4.25 eV   
21
5.10 eV   
4
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Chemical Stability, Ionization, Solubility   
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