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Chemical Properties of Tantalum and Ruthenium

Tantalum
Ruthenium
Chemical Properties of Ruthenium and Tantalum


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