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Chemical Properties of Ruthenium and Tantalum

Ruthenium
Tantalum
Chemical Properties of Tantalum and Ruthenium


Chemical Properties
Chemical Formula
Ru   
Ta   
Isotopes
  
  
Known Isotopes
26   
13
31   
8
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.50   
27
Allred Rochow Electronegativity
1.42   
18
1.33   
22
Allen Electronegativity
1.54   
25
1.34   
33
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.50   
27
Ionization Energies
  
  
1st Energy Level
710.20 kJ/mol   
32
761.00 kJ/mol   
18
2nd Energy Level
710.22 kJ/mol   
99+
1,500.00 kJ/mol   
40
3rd Energy Level
2,747.00 kJ/mol   
37
Not Available   
Electrochemical Equivalent
1.26 g/amp-hr   
99+
1.35 g/amp-hr   
99+
Electron Work Function
4.71 eV   
9
4.25 eV   
21
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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