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Chemical Properties of Lanthanum and Tungsten


Chemical Properties of Tungsten and Lanthanum


Chemical Properties

Chemical Formula
La   
W   

Isotopes
  
  

Known Isotopes
31   
8
33   
6

Electronegativity
  
  

Pauling Electronegativity
1.10   
99+
2.36   
2

Sanderson Electronegativity
Not Available   
0.98   
23

Allred Rochow Electronegativity
1.08   
31
1.40   
19

Allen Electronegativity
Not Available   
1.47   
29

Electropositivity
  
  

Pauling Electropositivity
2.90   
10
1.64   
99+

Ionization Energies
  
  

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

2nd Energy Level
1,067.00 kJ/mol   
99+
1,700.00 kJ/mol   
29

3rd Energy Level
1,850.30 kJ/mol   
99+
Not Available   

4th Energy Level
4,819.00 kJ/mol   
22
Not Available   

5th Energy Level
5,940.00 kJ/mol   
25
Not Available   

Electrochemical Equivalent
1.73 g/amp-hr   
99+
1.14 g/amp-hr   
99+

Electron Work Function
3.50 eV   
31
4.55 eV   
13

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

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