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Chemical Properties of Copper and Calcium

Copper
Calcium
Chemical Properties of Calcium and Copper


Chemical Properties
Chemical Formula
Cu   
Ca   
Isotopes
  
  
Known Isotopes
29   
10
19   
20
Electronegativity
  
  
Pauling Electronegativity
1.90   
11
1.00   
99+
Sanderson Electronegativity
1.98   
9
0.95   
24
Allred Rochow Electronegativity
1.75   
3
1.04   
34
Mulliken-Jaffe Electronegativity
1.49   
14
1.08   
17
Allen Electronegativity
1.85   
9
1.03   
39
Electropositivity
  
  
Pauling Electropositivity
2.10   
99+
3.00   
9
Ionization Energies
  
  
1st Energy Level
745.50 kJ/mol   
22
589.80 kJ/mol   
99+
2nd Energy Level
1,957.90 kJ/mol   
15
1,145.40 kJ/mol   
99+
3rd Energy Level
3,555.00 kJ/mol   
15
4,912.40 kJ/mol   
7
4th Energy Level
5,536.00 kJ/mol   
12
6,491.00 kJ/mol   
7
5th Energy Level
7,700.00 kJ/mol   
11
8,153.00 kJ/mol   
7
6th Energy Level
9,900.00 kJ/mol   
10
10,496.00 kJ/mol   
8
7th Energy level
13,400.00 kJ/mol   
7
12,270.00 kJ/mol   
12
8th Energy Level
16,000.00 kJ/mol   
9
14,206.00 kJ/mol   
15
9th Energy Level
19,200.00 kJ/mol   
9
18,191.00 kJ/mol   
12
10th Energy Level
22,400.00 kJ/mol   
11
20,385.00 kJ/mol   
16
11th Energy Level
25,600.00 kJ/mol   
13
57,110.00 kJ/mol   
3
12th Energy Level
35,600.00 kJ/mol   
6
63,410.00 kJ/mol   
3
13th Energy Level
38,700.00 kJ/mol   
6
70,110.00 kJ/mol   
3
14th Energy Level
42,000.00 kJ/mol   
7
78,890.00 kJ/mol   
4
15th Energy Level
46,700.00 kJ/mol   
9
86,310.00 kJ/mol   
5
16th Energy Level
50,200.00 kJ/mol   
10
94,000.00 kJ/mol   
6
17th Energy Level
53,700.00 kJ/mol   
12
104,900.00 kJ/mol   
7
18th Energy Level
61,100.00 kJ/mol   
10
111,711.00 kJ/mol   
8
19th Energy Level
64,702.00 kJ/mol   
11
Not Available   
20th Energy Level
163,700.00 kJ/mol   
2
Not Available   
21st Energy Level
174,100.00 kJ/mol   
2
Not Available   
22nd Energy Level
184,900.00 kJ/mol   
1
Not Available   
23rd Energy Level
198,800.00 kJ/mol   
1
Not Available   
Electrochemical Equivalent
1.19 g/amp-hr   
99+
0.75 g/amp-hr   
99+
Electron Work Function
4.65 eV   
11
2.87 eV   
38
Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility   
Chemical Stability, Flammability, Ionization, Solubility   
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