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Chemical Properties of Tantalum and Indium

Tantalum
Indium
Chemical Properties of Indium and Tantalum


Chemical Properties
Chemical Formula
Ta   
In   
Isotopes
  
  
Known Isotopes
31   
8
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.50   
27
1.78   
16
Sanderson Electronegativity
Not Available   
2.14   
8
Allred Rochow Electronegativity
1.33   
22
1.49   
13
Mulliken-Jaffe Electronegativity
Not Available   
1.76   
10
Allen Electronegativity
1.34   
33
1.66   
18
Electropositivity
  
  
Pauling Electropositivity
2.50   
27
2.22   
38
Ionization Energies
  
  
1st Energy Level
761.00 kJ/mol   
18
558.30 kJ/mol   
99+
2nd Energy Level
1,500.00 kJ/mol   
40
1,820.70 kJ/mol   
18
3rd Energy Level
Not Available   
2,704.00 kJ/mol   
39
4th Energy Level
Not Available   
5,210.00 kJ/mol   
17
Electrochemical Equivalent
1.35 g/amp-hr   
99+
1.43 g/amp-hr   
99+
Electron Work Function
4.25 eV   
21
4.12 eV   
24
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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