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Chemical Properties of Thallium and Mercury


Chemical Properties of Mercury and Thallium


Chemical Properties

Chemical Formula
Tl   
Hg   

Isotopes
  
  

Known Isotopes
32   
7
34   
5

Electronegativity
  
  

Pauling Electronegativity
1.62   
21
2.00   
7

Sanderson Electronegativity
2.25   
5
2.20   
7

Allred Rochow Electronegativity
1.44   
17
1.44   
17

Mulliken-Jaffe Electronegativity
1.96   
6
1.81   
9

Allen Electronegativity
1.79   
13
1.44   
30

Electropositivity
  
  

Pauling Electropositivity
2.38   
33
2.00   
99+

Ionization Energies
  
  

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

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

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

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

Electron Work Function
3.84 eV   
28
4.49 eV   
15

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

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