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Chemical Properties of Sodium and Calcium

Sodium
Calcium
Chemical Properties of Calcium and Sodium


Chemical Properties
Chemical Formula
Na   
Ca   
Isotopes
  
  
Known Isotopes
17   
22
19   
20
Electronegativity
  
  
Pauling Electronegativity
0.93   
99+
1.00   
99+
Sanderson Electronegativity
0.56   
30
0.95   
24
Allred Rochow Electronegativity
1.01   
35
1.04   
34
Mulliken-Jaffe Electronegativity
0.91   
21
1.08   
17
Allen Electronegativity
0.87   
99+
1.03   
39
Electropositivity
  
  
Pauling Electropositivity
3.07   
6
3.00   
9
Ionization Energies
  
  
1st Energy Level
495.80 kJ/mol   
99+
589.80 kJ/mol   
99+
2nd Energy Level
4,562.00 kJ/mol   
4
1,145.40 kJ/mol   
99+
3rd Energy Level
6,910.30 kJ/mol   
6
4,912.40 kJ/mol   
7
4th Energy Level
9,543.00 kJ/mol   
5
6,491.00 kJ/mol   
7
5th Energy Level
13,354.00 kJ/mol   
4
8,153.00 kJ/mol   
7
6th Energy Level
16,613.00 kJ/mol   
4
10,496.00 kJ/mol   
8
7th Energy level
20,117.00 kJ/mol   
4
12,270.00 kJ/mol   
12
8th Energy Level
25,496.00 kJ/mol   
4
14,206.00 kJ/mol   
15
9th Energy Level
28,932.00 kJ/mol   
4
18,191.00 kJ/mol   
12
10th Energy Level
141,362.00 kJ/mol   
2
20,385.00 kJ/mol   
16
11th Energy Level
159,076.00 kJ/mol   
2
57,110.00 kJ/mol   
3
12th Energy Level
Not Available   
63,410.00 kJ/mol   
3
13th Energy Level
Not Available   
70,110.00 kJ/mol   
3
14th Energy Level
Not Available   
78,890.00 kJ/mol   
4
15th Energy Level
Not Available   
86,310.00 kJ/mol   
5
16th Energy Level
Not Available   
94,000.00 kJ/mol   
6
17th Energy Level
Not Available   
104,900.00 kJ/mol   
7
18th Energy Level
Not Available   
111,711.00 kJ/mol   
8
Electrochemical Equivalent
0.86 g/amp-hr   
99+
0.75 g/amp-hr   
99+
Electron Work Function
2.75 eV   
40
2.87 eV   
38
Other Chemical Properties
Chemical Stability, Corrosion, Flammability, Ionization, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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