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Chemical Properties of Lanthanum and Rhenium

Lanthanum
Rhenium
Chemical Properties of Rhenium and Lanthanum


Chemical Properties
Chemical Formula
La   
Re   
Isotopes
  
  
Known Isotopes
31   
8
33   
6
Electronegativity
  
  
Pauling Electronegativity
1.10   
99+
1.90   
11
Allred Rochow Electronegativity
1.08   
31
1.46   
15
Allen Electronegativity
Not Available   
1.60   
21
Electropositivity
  
  
Pauling Electropositivity
2.90   
10
2.10   
99+
Ionization Energies
  
  
1st Energy Level
538.10 kJ/mol   
99+
760.00 kJ/mol   
20
2nd Energy Level
1,067.00 kJ/mol   
99+
1,260.00 kJ/mol   
99+
3rd Energy Level
1,850.30 kJ/mol   
99+
2,510.00 kJ/mol   
99+
4th Energy Level
4,819.00 kJ/mol   
22
3,640.00 kJ/mol   
99+
5th Energy Level
5,940.00 kJ/mol   
25
Not Available   
Electrochemical Equivalent
1.73 g/amp-hr   
99+
0.99 g/amp-hr   
99+
Electron Work Function
3.50 eV   
31
4.96 eV   
7
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Corrosion, Ionization, Radioactive Isotopes, Solubility   
Atomic >>
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