Chemical Properties of Samarium and Uranium
Chemical Formula
Sm
  
U
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Allred Rochow Electronegativity
Electropositivity
  
  
Pauling Electropositivity
Ionization Energies
  
  
1st Energy Level
544.50 kJ/mol
  
99+
597.60 kJ/mol
  
99+
2nd Energy Level
1,070.00 kJ/mol
  
99+
1,420.00 kJ/mol
  
99+
3rd Energy Level
2,260.00 kJ/mol
  
99+
1,900.00 kJ/mol
  
99+
4th Energy Level
3,990.00 kJ/mol
  
37
3,145.00 kJ/mol
  
99+
Electrochemical Equivalent
1.87 g/amp-hr
  
34
1.48 g/amp-hr
  
99+
Other Chemical Properties
Ionization, Radioactive Isotopes
  
Ionization, Radioactive Isotopes, Radioactivity