Chemical Properties of Nobelium and Protactinium
Chemical Formula
No
  
Pa
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Allred Rochow Electronegativity
Electropositivity
  
  
Pauling Electropositivity
Ionization Energies
  
  
1st Energy Level
642.00 kJ/mol
  
99+
568.00 kJ/mol
  
99+
2nd Energy Level
1,254.00 kJ/mol
  
99+
1,128.00 kJ/mol
  
99+
3rd Energy Level
2,643.00 kJ/mol
  
99+
1,814.00 kJ/mol
  
99+
4th Energy Level
3,956.00 kJ/mol
  
39
2,991.00 kJ/mol
  
99+
Electrochemical Equivalent
4.83 g/amp-hr
  
4
1.72 g/amp-hr
  
99+
Electron Work Function
Not Available
  
Not Available
  
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
  
Ionization, Radioactive Isotopes, Radioactivity