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Chemical Properties of Iron and Manganese


Chemical Properties of Manganese and Iron


Chemical Properties

Chemical Formula
Fe   
Mn   

Isotopes
  
  

Known Isotopes
26   
13
21   
18

Electronegativity
  
  

Pauling Electronegativity
1.83   
14
1.55   
25

Sanderson Electronegativity
2.20   
7
2.20   
7

Allred Rochow Electronegativity
1.64   
8
1.60   
9

Allen Electronegativity
1.80   
12
1.75   
15

Electropositivity
  
  

Pauling Electropositivity
2.17   
40
2.45   
29

Ionization Energies
  
  

1st Energy Level
762.50 kJ/mol   
17
717.30 kJ/mol   
30

2nd Energy Level
1,561.90 kJ/mol   
36
1,509.00 kJ/mol   
39

3rd Energy Level
2,957.00 kJ/mol   
29
3,248.00 kJ/mol   
21

4th Energy Level
5,290.00 kJ/mol   
16
4,940.00 kJ/mol   
20

5th Energy Level
7,240.00 kJ/mol   
16
6,990.00 kJ/mol   
17

6th Energy Level
9,560.00 kJ/mol   
14
9,220.00 kJ/mol   
16

7th Energy level
12,060.00 kJ/mol   
15
11,500.00 kJ/mol   
16

8th Energy Level
14,580.00 kJ/mol   
14
18,770.00 kJ/mol   
5

9th Energy Level
22,540.00 kJ/mol   
5
21,400.00 kJ/mol   
6

10th Energy Level
25,290.00 kJ/mol   
8
23,960.00 kJ/mol   
9

11th Energy Level
28,000.00 kJ/mol   
9
27,590.00 kJ/mol   
10

12th Energy Level
31,920.00 kJ/mol   
9
30,330.00 kJ/mol   
10

13th Energy Level
34,830.00 kJ/mol   
9
33,150.00 kJ/mol   
11

14th Energy Level
37,840.00 kJ/mol   
11
38,880.00 kJ/mol   
10

15th Energy Level
44,100.00 kJ/mol   
11
41,987.00 kJ/mol   
13

16th Energy Level
47,206.00 kJ/mol   
13
109,480.00 kJ/mol   
1

17th Energy Level
122,200.00 kJ/mol   
1
118,100.00 kJ/mol   
2

18th Energy Level
131,000.00 kJ/mol   
2
127,100.00 kJ/mol   
3

19th Energy Level
140,500.00 kJ/mol   
3
138,600.00 kJ/mol   
4

20th Energy Level
152,600.00 kJ/mol   
5
148,500.00 kJ/mol   
6

21st Energy Level
163,000.00 kJ/mol   
5
158,600.00 kJ/mol   
6

22nd Energy Level
173,600.00 kJ/mol   
4
172,500.00 kJ/mol   
5

23rd Energy Level
188,100.00 kJ/mol   
4
181,380.00 kJ/mol   
5

24th Energy Level
195,200.00 kJ/mol   
1
Not Available   

Electrochemical Equivalent
0.69 g/amp-hr   
99+
0.29 g/amp-hr   
99+

Electron Work Function
4.70 eV   
10
4.10 eV   
25

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

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