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Chemical Properties of Aluminium and Cobalt

Aluminium
Cobalt
Chemical Properties of Cobalt and Aluminium


Chemical Properties
Chemical Formula
Al   
Co   
Isotopes
  
  
Known Isotopes
11   
27
26   
13
Electronegativity
  
  
Pauling Electronegativity
1.61   
22
1.88   
12
Sanderson Electronegativity
1.71   
13
2.56   
1
Allred Rochow Electronegativity
1.47   
14
1.70   
5
Mulliken-Jaffe Electronegativity
1.83   
8
Not Available   
Allen Electronegativity
1.61   
20
1.84   
10
Electropositivity
  
  
Pauling Electropositivity
2.39   
32
2.12   
99+
Ionization Energies
  
  
1st Energy Level
577.50 kJ/mol   
99+
760.40 kJ/mol   
19
2nd Energy Level
1,816.70 kJ/mol   
19
1,648.00 kJ/mol   
31
3rd Energy Level
2,744.80 kJ/mol   
38
3,232.00 kJ/mol   
22
4th Energy Level
11,577.00 kJ/mol   
3
4,950.00 kJ/mol   
19
5th Energy Level
14,842.00 kJ/mol   
2
7,670.00 kJ/mol   
12
6th Energy Level
18,379.00 kJ/mol   
2
9,840.00 kJ/mol   
12
7th Energy level
23,326.00 kJ/mol   
2
12,440.00 kJ/mol   
11
8th Energy Level
27,465.00 kJ/mol   
2
15,230.00 kJ/mol   
12
9th Energy Level
31,853.00 kJ/mol   
2
17,959.00 kJ/mol   
13
10th Energy Level
38,473.00 kJ/mol   
4
26,570.00 kJ/mol   
7
11th Energy Level
42,647.00 kJ/mol   
5
29,400.00 kJ/mol   
8
12th Energy Level
Not Available   
32,400.00 kJ/mol   
8
13th Energy Level
Not Available   
36,600.00 kJ/mol   
8
14th Energy Level
Not Available   
39,700.00 kJ/mol   
9
15th Energy Level
Not Available   
42,800.00 kJ/mol   
12
16th Energy Level
Not Available   
49,396.00 kJ/mol   
11
17th Energy Level
Not Available   
52,737.00 kJ/mol   
13
18th Energy Level
Not Available   
134,810.00 kJ/mol   
1
19th Energy Level
Not Available   
145,170.00 kJ/mol   
2
20th Energy Level
Not Available   
154,700.00 kJ/mol   
4
21st Energy Level
Not Available   
167,400.00 kJ/mol   
4
22nd Energy Level
Not Available   
178,100.00 kJ/mol   
3
23rd Energy Level
Not Available   
189,300.00 kJ/mol   
3
Electrochemical Equivalent
0.34 g/amp-hr   
99+
1.10 g/amp-hr   
99+
Electron Work Function
4.28 eV   
19
5.00 eV   
5
Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes   
Chemical Stability, Ionization   
Atomic >>
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