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Chemical Properties of Cobalt and Manganese

Cobalt
Manganese
Chemical Properties of Manganese and Cobalt


Chemical Properties
Chemical Formula
Co   
Mn   
Isotopes
  
  
Known Isotopes
26   
13
21   
18
Electronegativity
  
  
Pauling Electronegativity
1.88   
12
1.55   
25
Sanderson Electronegativity
2.56   
1
2.20   
7
Allred Rochow Electronegativity
1.70   
5
1.60   
9
Allen Electronegativity
1.84   
10
1.75   
15
Electropositivity
  
  
Pauling Electropositivity
2.12   
99+
2.45   
29
Ionization Energies
  
  
1st Energy Level
760.40 kJ/mol   
19
717.30 kJ/mol   
30
2nd Energy Level
1,648.00 kJ/mol   
31
1,509.00 kJ/mol   
39
3rd Energy Level
3,232.00 kJ/mol   
22
3,248.00 kJ/mol   
21
4th Energy Level
4,950.00 kJ/mol   
19
4,940.00 kJ/mol   
20
5th Energy Level
7,670.00 kJ/mol   
12
6,990.00 kJ/mol   
17
6th Energy Level
9,840.00 kJ/mol   
12
9,220.00 kJ/mol   
16
7th Energy level
12,440.00 kJ/mol   
11
11,500.00 kJ/mol   
16
8th Energy Level
15,230.00 kJ/mol   
12
18,770.00 kJ/mol   
5
9th Energy Level
17,959.00 kJ/mol   
13
21,400.00 kJ/mol   
6
10th Energy Level
26,570.00 kJ/mol   
7
23,960.00 kJ/mol   
9
11th Energy Level
29,400.00 kJ/mol   
8
27,590.00 kJ/mol   
10
12th Energy Level
32,400.00 kJ/mol   
8
30,330.00 kJ/mol   
10
13th Energy Level
36,600.00 kJ/mol   
8
33,150.00 kJ/mol   
11
14th Energy Level
39,700.00 kJ/mol   
9
38,880.00 kJ/mol   
10
15th Energy Level
42,800.00 kJ/mol   
12
41,987.00 kJ/mol   
13
16th Energy Level
49,396.00 kJ/mol   
11
109,480.00 kJ/mol   
1
17th Energy Level
52,737.00 kJ/mol   
13
118,100.00 kJ/mol   
2
18th Energy Level
134,810.00 kJ/mol   
1
127,100.00 kJ/mol   
3
19th Energy Level
145,170.00 kJ/mol   
2
138,600.00 kJ/mol   
4
20th Energy Level
154,700.00 kJ/mol   
4
148,500.00 kJ/mol   
6
21st Energy Level
167,400.00 kJ/mol   
4
158,600.00 kJ/mol   
6
22nd Energy Level
178,100.00 kJ/mol   
3
172,500.00 kJ/mol   
5
23rd Energy Level
189,300.00 kJ/mol   
3
181,380.00 kJ/mol   
5
Electrochemical Equivalent
1.10 g/amp-hr   
99+
0.29 g/amp-hr   
99+
Electron Work Function
5.00 eV   
5
4.10 eV   
25
Other Chemical Properties
Chemical Stability, Ionization   
Ionization, Radioactive Isotopes   
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