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Chemical Properties of Strontium and Calcium

Strontium
Calcium
Chemical Properties of Calcium and Strontium


Chemical Properties
Chemical Formula
Sr   
Ca   
Isotopes
  
  
Known Isotopes
27   
12
19   
20
Electronegativity
  
  
Pauling Electronegativity
0.95   
99+
1.00   
99+
Sanderson Electronegativity
0.72   
27
0.95   
24
Allred Rochow Electronegativity
0.99   
37
1.04   
34
Mulliken-Jaffe Electronegativity
1.00   
18
1.08   
17
Allen Electronegativity
0.96   
40
1.03   
39
Electropositivity
  
  
Pauling Electropositivity
3.05   
7
3.00   
9
Ionization Energies
  
  
1st Energy Level
549.50 kJ/mol   
99+
589.80 kJ/mol   
99+
2nd Energy Level
1,064.20 kJ/mol   
99+
1,145.40 kJ/mol   
99+
3rd Energy Level
4,138.00 kJ/mol   
10
4,912.40 kJ/mol   
7
4th Energy Level
5,500.00 kJ/mol   
13
6,491.00 kJ/mol   
7
5th Energy Level
6,910.00 kJ/mol   
18
8,153.00 kJ/mol   
7
6th Energy Level
8,760.00 kJ/mol   
18
10,496.00 kJ/mol   
8
7th Energy level
10,230.00 kJ/mol   
19
12,270.00 kJ/mol   
12
8th Energy Level
11,800.00 kJ/mol   
19
14,206.00 kJ/mol   
15
9th Energy Level
15,600.00 kJ/mol   
17
18,191.00 kJ/mol   
12
10th Energy Level
17,100.00 kJ/mol   
19
20,385.00 kJ/mol   
16
11th Energy Level
31,270.00 kJ/mol   
6
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
1.64 g/amp-hr   
99+
0.75 g/amp-hr   
99+
Electron Work Function
2.59 eV   
99+
2.87 eV   
38
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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