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Chemical Properties of Sodium and Scandium

Sodium
Scandium
Chemical Properties of Scandium and Sodium


Chemical Properties
Chemical Formula
Na   
Sc   
Isotopes
  
  
Known Isotopes
17   
22
13   
26
Electronegativity
  
  
Pauling Electronegativity
0.93   
99+
1.36   
29
Sanderson Electronegativity
0.56   
30
1.02   
21
Allred Rochow Electronegativity
1.01   
35
1.20   
27
Mulliken-Jaffe Electronegativity
0.91   
21
Not Available   
Allen Electronegativity
0.87   
99+
1.19   
36
Electropositivity
  
  
Pauling Electropositivity
3.07   
6
2.64   
25
Ionization Energies
  
  
1st Energy Level
495.80 kJ/mol   
99+
633.10 kJ/mol   
99+
2nd Energy Level
4,562.00 kJ/mol   
4
1,235.00 kJ/mol   
99+
3rd Energy Level
6,910.30 kJ/mol   
6
2,388.60 kJ/mol   
99+
4th Energy Level
9,543.00 kJ/mol   
5
7,090.60 kJ/mol   
6
5th Energy Level
13,354.00 kJ/mol   
4
8,843.00 kJ/mol   
6
6th Energy Level
16,613.00 kJ/mol   
4
10,679.00 kJ/mol   
7
7th Energy level
20,117.00 kJ/mol   
4
13,310.00 kJ/mol   
8
8th Energy Level
25,496.00 kJ/mol   
4
15,250.00 kJ/mol   
11
9th Energy Level
28,932.00 kJ/mol   
4
17,370.00 kJ/mol   
14
10th Energy Level
141,362.00 kJ/mol   
2
21,726.00 kJ/mol   
13
11th Energy Level
159,076.00 kJ/mol   
2
24,102.00 kJ/mol   
16
12th Energy Level
Not Available   
66,320.00 kJ/mol   
2
13th Energy Level
Not Available   
73,010.00 kJ/mol   
2
14th Energy Level
Not Available   
80,160.00 kJ/mol   
3
15th Energy Level
Not Available   
89,490.00 kJ/mol   
4
16th Energy Level
Not Available   
97,400.00 kJ/mol   
5
17th Energy Level
Not Available   
105,600.00 kJ/mol   
6
18th Energy Level
Not Available   
117,000.00 kJ/mol   
7
19th Energy Level
Not Available   
124,270.00 kJ/mol   
8
Electrochemical Equivalent
0.86 g/amp-hr   
99+
0.56 g/amp-hr   
99+
Electron Work Function
2.75 eV   
40
3.50 eV   
31
Other Chemical Properties
Chemical Stability, Corrosion, Flammability, Ionization, Solubility   
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
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