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Chemical Properties of Thallium and Tantalum

Thallium
Tantalum
Chemical Properties of Tantalum and Thallium


Chemical Properties
Chemical Formula
Tl   
Ta   
Isotopes
  
  
Known Isotopes
32   
7
31   
8
Electronegativity
  
  
Pauling Electronegativity
1.62   
21
1.50   
27
Sanderson Electronegativity
2.25   
5
Not Available   
Allred Rochow Electronegativity
1.44   
17
1.33   
22
Mulliken-Jaffe Electronegativity
1.96   
6
Not Available   
Allen Electronegativity
1.79   
13
1.34   
33
Electropositivity
  
  
Pauling Electropositivity
2.38   
33
2.50   
27
Ionization Energies
  
  
1st Energy Level
589.40 kJ/mol   
99+
761.00 kJ/mol   
18
2nd Energy Level
1,971.00 kJ/mol   
14
1,500.00 kJ/mol   
40
3rd Energy Level
2,878.00 kJ/mol   
32
Not Available   
Electrochemical Equivalent
7.63 g/amp-hr   
2
1.35 g/amp-hr   
99+
Electron Work Function
3.84 eV   
28
4.25 eV   
21
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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