Chemical Properties of Beryllium and Promethium
Chemical Formula
Be
  
Pm
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Not Available
  
Sanderson Electronegativity
Not Available
  
Allred Rochow Electronegativity
Mulliken-Jaffe Electronegativity
Not Available
  
Allen Electronegativity
Not Available
  
Electropositivity
  
  
Pauling Electropositivity
Not Available
  
Ionization Energies
  
  
1st Energy Level
899.50 kJ/mol
  
7
540.00 kJ/mol
  
99+
2nd Energy Level
1,757.10 kJ/mol
  
23
1,050.00 kJ/mol
  
99+
3rd Energy Level
14,848.70 kJ/mol
  
2
2,150.00 kJ/mol
  
99+
4th Energy Level
21,006.60 kJ/mol
  
2
3,970.00 kJ/mol
  
38
Electrochemical Equivalent
0.17 g/amp-hr
  
99+
1.80 g/amp-hr
  
36
Electron Work Function
Not Available
  
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes
  
Ionization, Radioactive Isotopes, Solubility