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Chemical Properties of Rhodium and Tantalum

Rhodium
Tantalum
Chemical Properties of Tantalum and Rhodium


Chemical Properties
Chemical Formula
Rh   
Ta   
Isotopes
  
  
Known Isotopes
16   
23
31   
8
Electronegativity
  
  
Pauling Electronegativity
2.28   
3
1.50   
27
Allred Rochow Electronegativity
1.45   
16
1.33   
22
Allen Electronegativity
1.56   
24
1.34   
33
Electropositivity
  
  
Pauling Electropositivity
1.72   
99+
2.50   
27
Ionization Energies
  
  
1st Energy Level
719.70 kJ/mol   
29
761.00 kJ/mol   
18
2nd Energy Level
1,740.00 kJ/mol   
26
1,500.00 kJ/mol   
40
3rd Energy Level
2,997.00 kJ/mol   
27
Not Available   
Electrochemical Equivalent
1.28 g/amp-hr   
99+
1.35 g/amp-hr   
99+
Electron Work Function
4.98 eV   
6
4.25 eV   
21
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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