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Chemical Properties of Copper and Aluminium


Chemical Properties of Aluminium and Copper


Chemical Properties

Chemical Formula
Cu   
Al   

Isotopes
  
  

Known Isotopes
29   
10
11   
27

Electronegativity
  
  

Pauling Electronegativity
1.90   
11
1.61   
22

Sanderson Electronegativity
1.98   
9
1.71   
13

Allred Rochow Electronegativity
1.75   
3
1.47   
14

Mulliken-Jaffe Electronegativity
1.49   
14
1.83   
8

Allen Electronegativity
1.85   
9
1.61   
20

Electropositivity
  
  

Pauling Electropositivity
2.10   
99+
2.39   
32

Ionization Energies
  
  

1st Energy Level
745.50 kJ/mol   
22
577.50 kJ/mol   
99+

2nd Energy Level
1,957.90 kJ/mol   
15
1,816.70 kJ/mol   
19

3rd Energy Level
3,555.00 kJ/mol   
15
2,744.80 kJ/mol   
38

4th Energy Level
5,536.00 kJ/mol   
12
11,577.00 kJ/mol   
3

5th Energy Level
7,700.00 kJ/mol   
11
14,842.00 kJ/mol   
2

6th Energy Level
9,900.00 kJ/mol   
10
18,379.00 kJ/mol   
2

7th Energy level
13,400.00 kJ/mol   
7
23,326.00 kJ/mol   
2

8th Energy Level
16,000.00 kJ/mol   
9
27,465.00 kJ/mol   
2

9th Energy Level
19,200.00 kJ/mol   
9
31,853.00 kJ/mol   
2

10th Energy Level
22,400.00 kJ/mol   
11
38,473.00 kJ/mol   
4

11th Energy Level
25,600.00 kJ/mol   
13
42,647.00 kJ/mol   
5

12th Energy Level
35,600.00 kJ/mol   
6
Not Available   

13th Energy Level
38,700.00 kJ/mol   
6
Not Available   

14th Energy Level
42,000.00 kJ/mol   
7
Not Available   

15th Energy Level
46,700.00 kJ/mol   
9
Not Available   

16th Energy Level
50,200.00 kJ/mol   
10
Not Available   

17th Energy Level
53,700.00 kJ/mol   
12
Not Available   

18th Energy Level
61,100.00 kJ/mol   
10
Not Available   

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+
0.34 g/amp-hr   
99+

Electron Work Function
4.65 eV   
11
4.28 eV   
19

Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility   
Chemical Stability, Ionization, Radioactive Isotopes   

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