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Chemical Properties of Aluminium and Calcium

Aluminium
Calcium
Chemical Properties of Calcium and Aluminium


Chemical Properties
Chemical Formula
Al   
Ca   
Isotopes
  
  
Known Isotopes
11   
27
19   
20
Electronegativity
  
  
Pauling Electronegativity
1.61   
22
1.00   
99+
Sanderson Electronegativity
1.71   
13
0.95   
24
Allred Rochow Electronegativity
1.47   
14
1.04   
34
Mulliken-Jaffe Electronegativity
1.83   
8
1.08   
17
Allen Electronegativity
1.61   
20
1.03   
39
Electropositivity
  
  
Pauling Electropositivity
2.39   
32
3.00   
9
Ionization Energies
  
  
1st Energy Level
577.50 kJ/mol   
99+
589.80 kJ/mol   
99+
2nd Energy Level
1,816.70 kJ/mol   
19
1,145.40 kJ/mol   
99+
3rd Energy Level
2,744.80 kJ/mol   
38
4,912.40 kJ/mol   
7
4th Energy Level
11,577.00 kJ/mol   
3
6,491.00 kJ/mol   
7
5th Energy Level
14,842.00 kJ/mol   
2
8,153.00 kJ/mol   
7
6th Energy Level
18,379.00 kJ/mol   
2
10,496.00 kJ/mol   
8
7th Energy level
23,326.00 kJ/mol   
2
12,270.00 kJ/mol   
12
8th Energy Level
27,465.00 kJ/mol   
2
14,206.00 kJ/mol   
15
9th Energy Level
31,853.00 kJ/mol   
2
18,191.00 kJ/mol   
12
10th Energy Level
38,473.00 kJ/mol   
4
20,385.00 kJ/mol   
16
11th Energy Level
42,647.00 kJ/mol   
5
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
0.34 g/amp-hr   
99+
0.75 g/amp-hr   
99+
Electron Work Function
4.28 eV   
19
2.87 eV   
38
Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes   
Chemical Stability, Flammability, Ionization, Solubility   
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