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Chemical Properties of Indium and Thallium


Chemical Properties of Thallium and Indium


Chemical Properties

Chemical Formula
In   
Tl   

Isotopes
  
  

Known Isotopes
35   
4
32   
7

Electronegativity
  
  

Pauling Electronegativity
1.78   
16
1.62   
21

Sanderson Electronegativity
2.14   
8
2.25   
5

Allred Rochow Electronegativity
1.49   
13
1.44   
17

Mulliken-Jaffe Electronegativity
1.76   
10
1.96   
6

Allen Electronegativity
1.66   
18
1.79   
13

Electropositivity
  
  

Pauling Electropositivity
2.22   
38
2.38   
33

Ionization Energies
  
  

1st Energy Level
558.30 kJ/mol   
99+
589.40 kJ/mol   
99+

2nd Energy Level
1,820.70 kJ/mol   
18
1,971.00 kJ/mol   
14

3rd Energy Level
2,704.00 kJ/mol   
39
2,878.00 kJ/mol   
32

4th Energy Level
5,210.00 kJ/mol   
17
Not Available   

Electrochemical Equivalent
1.43 g/amp-hr   
99+
7.63 g/amp-hr   
2

Electron Work Function
4.12 eV   
24
3.84 eV   
28

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Corrosion, Ionization, Radioactive Isotopes, Solubility   

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