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Chemical Properties of Tungsten and Thorium


Chemical Properties of Thorium and Tungsten


Chemical Properties

Chemical Formula
W   
Th   

Isotopes
  
  

Known Isotopes
33   
6
28   
11

Electronegativity
  
  

Pauling Electronegativity
2.36   
2
1.30   
32

Sanderson Electronegativity
0.98   
23
Not Available   

Allred Rochow Electronegativity
1.40   
19
1.11   
29

Allen Electronegativity
1.47   
29
Not Available   

Electropositivity
  
  

Pauling Electropositivity
1.64   
99+
2.70   
22

Ionization Energies
  
  

1st Energy Level
770.00 kJ/mol   
16
587.00 kJ/mol   
99+

2nd Energy Level
1,700.00 kJ/mol   
29
1,110.00 kJ/mol   
99+

3rd Energy Level
Not Available   
1,978.00 kJ/mol   
99+

4th Energy Level
Not Available   
2,780.00 kJ/mol   
99+

Electrochemical Equivalent
1.14 g/amp-hr   
99+
2.16 g/amp-hr   
24

Electron Work Function
4.55 eV   
13
3.41 eV   
32

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

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