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Chemical Properties of Mercury and Thallium


Chemical Properties of Thallium and Mercury


Chemical Properties

Chemical Formula
Hg   
Tl   

Isotopes
  
  

Known Isotopes
34   
5
32   
7

Electronegativity
  
  

Pauling Electronegativity
2.00   
7
1.62   
21

Sanderson Electronegativity
2.20   
7
2.25   
5

Allred Rochow Electronegativity
1.44   
17
1.44   
17

Mulliken-Jaffe Electronegativity
1.81   
9
1.96   
6

Allen Electronegativity
1.44   
30
1.79   
13

Electropositivity
  
  

Pauling Electropositivity
2.00   
99+
2.38   
33

Ionization Energies
  
  

1st Energy Level
1,007.10 kJ/mol   
4
589.40 kJ/mol   
99+

2nd Energy Level
1,810.00 kJ/mol   
20
1,971.00 kJ/mol   
14

3rd Energy Level
3,300.00 kJ/mol   
20
2,878.00 kJ/mol   
32

Electrochemical Equivalent
3.74 g/amp-hr   
10
7.63 g/amp-hr   
2

Electron Work Function
4.49 eV   
15
3.84 eV   
28

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

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