Chemical Properties of Sodium and Promethium
Chemical Formula
Na
  
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
495.80 kJ/mol
  
99+
540.00 kJ/mol
  
99+
2nd Energy Level
4,562.00 kJ/mol
  
4
1,050.00 kJ/mol
  
99+
3rd Energy Level
6,910.30 kJ/mol
  
6
2,150.00 kJ/mol
  
99+
4th Energy Level
9,543.00 kJ/mol
  
5
3,970.00 kJ/mol
  
38
5th Energy Level
13,354.00 kJ/mol
  
4
Not Available
  
6th Energy Level
16,613.00 kJ/mol
  
4
Not Available
  
7th Energy level
20,117.00 kJ/mol
  
4
Not Available
  
8th Energy Level
25,496.00 kJ/mol
  
4
Not Available
  
9th Energy Level
28,932.00 kJ/mol
  
4
Not Available
  
10th Energy Level
141,362.00 kJ/mol
  
2
Not Available
  
11th Energy Level
159,076.00 kJ/mol
  
2
Not Available
  
Electrochemical Equivalent
0.86 g/amp-hr
  
99+
1.80 g/amp-hr
  
36
Electron Work Function
Not Available
  
Other Chemical Properties
Chemical Stability, Corrosion, Flammability, Ionization, Solubility
  
Ionization, Radioactive Isotopes, Solubility