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Chemical Properties of Gold and Tantalum

Gold
Tantalum
Chemical Properties of Tantalum and Gold


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