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Chemical Properties of Lithium and Sodium

Lithium
Sodium
Chemical Properties of Sodium and Lithium


Chemical Properties
Chemical Formula
Li   
Na   
Isotopes
  
  
Known Isotopes
8   
30
17   
22
Electronegativity
  
  
Pauling Electronegativity
0.98   
99+
0.93   
99+
Sanderson Electronegativity
0.89   
26
0.56   
30
Allred Rochow Electronegativity
0.97   
38
1.01   
35
Mulliken-Jaffe Electronegativity
0.97   
19
0.91   
21
Allen Electronegativity
0.91   
99+
0.87   
99+
Electropositivity
  
  
Pauling Electropositivity
3.02   
8
3.07   
6
Ionization Energies
  
  
1st Energy Level
520.20 kJ/mol   
99+
495.80 kJ/mol   
99+
2nd Energy Level
7,298.10 kJ/mol   
3
4,562.00 kJ/mol   
4
3rd Energy Level
11,815.00 kJ/mol   
4
6,910.30 kJ/mol   
6
4th Energy Level
Not Available   
9,543.00 kJ/mol   
5
5th Energy Level
Not Available   
13,354.00 kJ/mol   
4
6th Energy Level
Not Available   
16,613.00 kJ/mol   
4
7th Energy level
Not Available   
20,117.00 kJ/mol   
4
8th Energy Level
Not Available   
25,496.00 kJ/mol   
4
9th Energy Level
Not Available   
28,932.00 kJ/mol   
4
10th Energy Level
Not Available   
141,362.00 kJ/mol   
2
11th Energy Level
Not Available   
159,076.00 kJ/mol   
2
Electrochemical Equivalent
0.26 g/amp-hr   
99+
0.86 g/amp-hr   
99+
Electron Work Function
2.90 eV   
37
2.75 eV   
40
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes   
Chemical Stability, Corrosion, Flammability, Ionization, Solubility   
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