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Chemical Properties of Calcium and Strontium

Calcium
Strontium
Chemical Properties of Strontium and Calcium


Chemical Properties
Chemical Formula
Ca   
Sr   
Isotopes
  
  
Known Isotopes
19   
20
27   
12
Electronegativity
  
  
Pauling Electronegativity
1.00   
99+
0.95   
99+
Sanderson Electronegativity
0.95   
24
0.72   
27
Allred Rochow Electronegativity
1.04   
34
0.99   
37
Mulliken-Jaffe Electronegativity
1.08   
17
1.00   
18
Allen Electronegativity
1.03   
39
0.96   
40
Electropositivity
  
  
Pauling Electropositivity
3.00   
9
3.05   
7
Ionization Energies
  
  
1st Energy Level
589.80 kJ/mol   
99+
549.50 kJ/mol   
99+
2nd Energy Level
1,145.40 kJ/mol   
99+
1,064.20 kJ/mol   
99+
3rd Energy Level
4,912.40 kJ/mol   
7
4,138.00 kJ/mol   
10
4th Energy Level
6,491.00 kJ/mol   
7
5,500.00 kJ/mol   
13
5th Energy Level
8,153.00 kJ/mol   
7
6,910.00 kJ/mol   
18
6th Energy Level
10,496.00 kJ/mol   
8
8,760.00 kJ/mol   
18
7th Energy level
12,270.00 kJ/mol   
12
10,230.00 kJ/mol   
19
8th Energy Level
14,206.00 kJ/mol   
15
11,800.00 kJ/mol   
19
9th Energy Level
18,191.00 kJ/mol   
12
15,600.00 kJ/mol   
17
10th Energy Level
20,385.00 kJ/mol   
16
17,100.00 kJ/mol   
19
11th Energy Level
57,110.00 kJ/mol   
3
31,270.00 kJ/mol   
6
12th Energy Level
63,410.00 kJ/mol   
3
Not Available   
13th Energy Level
70,110.00 kJ/mol   
3
Not Available   
14th Energy Level
78,890.00 kJ/mol   
4
Not Available   
15th Energy Level
86,310.00 kJ/mol   
5
Not Available   
16th Energy Level
94,000.00 kJ/mol   
6
Not Available   
17th Energy Level
104,900.00 kJ/mol   
7
Not Available   
18th Energy Level
111,711.00 kJ/mol   
8
Not Available   
Electrochemical Equivalent
0.75 g/amp-hr   
99+
1.64 g/amp-hr   
99+
Electron Work Function
2.87 eV   
38
2.59 eV   
99+
Other Chemical Properties
Chemical Stability, Flammability, Ionization, Solubility   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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