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Chemical Properties of Cobalt and Copper

Cobalt
Copper
Chemical Properties of Copper and Cobalt


Chemical Properties
Chemical Formula
Co   
Cu   
Isotopes
  
  
Known Isotopes
26   
13
29   
10
Electronegativity
  
  
Pauling Electronegativity
1.88   
12
1.90   
11
Sanderson Electronegativity
2.56   
1
1.98   
9
Allred Rochow Electronegativity
1.70   
5
1.75   
3
Mulliken-Jaffe Electronegativity
Not Available   
1.49   
14
Allen Electronegativity
1.84   
10
1.85   
9
Electropositivity
  
  
Pauling Electropositivity
2.12   
99+
2.10   
99+
Ionization Energies
  
  
1st Energy Level
760.40 kJ/mol   
19
745.50 kJ/mol   
22
2nd Energy Level
1,648.00 kJ/mol   
31
1,957.90 kJ/mol   
15
3rd Energy Level
3,232.00 kJ/mol   
22
3,555.00 kJ/mol   
15
4th Energy Level
4,950.00 kJ/mol   
19
5,536.00 kJ/mol   
12
5th Energy Level
7,670.00 kJ/mol   
12
7,700.00 kJ/mol   
11
6th Energy Level
9,840.00 kJ/mol   
12
9,900.00 kJ/mol   
10
7th Energy level
12,440.00 kJ/mol   
11
13,400.00 kJ/mol   
7
8th Energy Level
15,230.00 kJ/mol   
12
16,000.00 kJ/mol   
9
9th Energy Level
17,959.00 kJ/mol   
13
19,200.00 kJ/mol   
9
10th Energy Level
26,570.00 kJ/mol   
7
22,400.00 kJ/mol   
11
11th Energy Level
29,400.00 kJ/mol   
8
25,600.00 kJ/mol   
13
12th Energy Level
32,400.00 kJ/mol   
8
35,600.00 kJ/mol   
6
13th Energy Level
36,600.00 kJ/mol   
8
38,700.00 kJ/mol   
6
14th Energy Level
39,700.00 kJ/mol   
9
42,000.00 kJ/mol   
7
15th Energy Level
42,800.00 kJ/mol   
12
46,700.00 kJ/mol   
9
16th Energy Level
49,396.00 kJ/mol   
11
50,200.00 kJ/mol   
10
17th Energy Level
52,737.00 kJ/mol   
13
53,700.00 kJ/mol   
12
18th Energy Level
134,810.00 kJ/mol   
1
61,100.00 kJ/mol   
10
19th Energy Level
145,170.00 kJ/mol   
2
64,702.00 kJ/mol   
11
20th Energy Level
154,700.00 kJ/mol   
4
163,700.00 kJ/mol   
2
21st Energy Level
167,400.00 kJ/mol   
4
174,100.00 kJ/mol   
2
22nd Energy Level
178,100.00 kJ/mol   
3
184,900.00 kJ/mol   
1
23rd Energy Level
189,300.00 kJ/mol   
3
198,800.00 kJ/mol   
1
Electrochemical Equivalent
1.10 g/amp-hr   
99+
1.19 g/amp-hr   
99+
Electron Work Function
5.00 eV   
5
4.65 eV   
11
Other Chemical Properties
Chemical Stability, Ionization   
Chemical Stability, Corrosion, Ionization, Solubility   
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