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Chemical Properties of Scandium and Calcium

Scandium
Calcium
Chemical Properties of Calcium and Scandium


Chemical Properties
Chemical Formula
Sc   
Ca   
Isotopes
  
  
Known Isotopes
13   
26
19   
20
Electronegativity
  
  
Pauling Electronegativity
1.36   
29
1.00   
99+
Sanderson Electronegativity
1.02   
21
0.95   
24
Allred Rochow Electronegativity
1.20   
27
1.04   
34
Mulliken-Jaffe Electronegativity
Not Available   
1.08   
17
Allen Electronegativity
1.19   
36
1.03   
39
Electropositivity
  
  
Pauling Electropositivity
2.64   
25
3.00   
9
Ionization Energies
  
  
1st Energy Level
633.10 kJ/mol   
99+
589.80 kJ/mol   
99+
2nd Energy Level
1,235.00 kJ/mol   
99+
1,145.40 kJ/mol   
99+
3rd Energy Level
2,388.60 kJ/mol   
99+
4,912.40 kJ/mol   
7
4th Energy Level
7,090.60 kJ/mol   
6
6,491.00 kJ/mol   
7
5th Energy Level
8,843.00 kJ/mol   
6
8,153.00 kJ/mol   
7
6th Energy Level
10,679.00 kJ/mol   
7
10,496.00 kJ/mol   
8
7th Energy level
13,310.00 kJ/mol   
8
12,270.00 kJ/mol   
12
8th Energy Level
15,250.00 kJ/mol   
11
14,206.00 kJ/mol   
15
9th Energy Level
17,370.00 kJ/mol   
14
18,191.00 kJ/mol   
12
10th Energy Level
21,726.00 kJ/mol   
13
20,385.00 kJ/mol   
16
11th Energy Level
24,102.00 kJ/mol   
16
57,110.00 kJ/mol   
3
12th Energy Level
66,320.00 kJ/mol   
2
63,410.00 kJ/mol   
3
13th Energy Level
73,010.00 kJ/mol   
2
70,110.00 kJ/mol   
3
14th Energy Level
80,160.00 kJ/mol   
3
78,890.00 kJ/mol   
4
15th Energy Level
89,490.00 kJ/mol   
4
86,310.00 kJ/mol   
5
16th Energy Level
97,400.00 kJ/mol   
5
94,000.00 kJ/mol   
6
17th Energy Level
105,600.00 kJ/mol   
6
104,900.00 kJ/mol   
7
18th Energy Level
117,000.00 kJ/mol   
7
111,711.00 kJ/mol   
8
19th Energy Level
124,270.00 kJ/mol   
8
Not Available   
Electrochemical Equivalent
0.56 g/amp-hr   
99+
0.75 g/amp-hr   
99+
Electron Work Function
3.50 eV   
31
2.87 eV   
38
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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