Chemical Properties of Lanthanum and Terbium
Chemical Formula
La
  
Tb
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Not Available
  
Allred Rochow Electronegativity
Electropositivity
  
  
Pauling Electropositivity
Not Available
  
Ionization Energies
  
  
1st Energy Level
538.10 kJ/mol
  
99+
603.40 kJ/mol
  
99+
2nd Energy Level
1,067.00 kJ/mol
  
99+
1,174.80 kJ/mol
  
99+
3rd Energy Level
1,850.30 kJ/mol
  
99+
2,417.00 kJ/mol
  
99+
4th Energy Level
4,819.00 kJ/mol
  
22
4,203.00 kJ/mol
  
31
5th Energy Level
5,940.00 kJ/mol
  
25
Not Available
  
Electrochemical Equivalent
1.73 g/amp-hr
  
99+
1.98 g/amp-hr
  
31
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
  
Ionization, Radioactive Isotopes, Solubility