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Chemical Properties of Iron and Promethium


Chemical Properties of Promethium and Iron


Chemical Properties

Chemical Formula
Fe   
Pm   

Isotopes
  
  

Known Isotopes
26   
13
27   
12

Electronegativity
  
  

Pauling Electronegativity
1.83   
14
Not Available   

Sanderson Electronegativity
2.20   
7
Not Available   

Allred Rochow Electronegativity
1.64   
8
1.07   
32

Allen Electronegativity
1.80   
12
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.17   
40
Not Available   

Ionization Energies
  
  

1st Energy Level
762.50 kJ/mol   
17
540.00 kJ/mol   
99+

2nd Energy Level
1,561.90 kJ/mol   
36
1,050.00 kJ/mol   
99+

3rd Energy Level
2,957.00 kJ/mol   
29
2,150.00 kJ/mol   
99+

4th Energy Level
5,290.00 kJ/mol   
16
3,970.00 kJ/mol   
38

5th Energy Level
7,240.00 kJ/mol   
16
Not Available   

6th Energy Level
9,560.00 kJ/mol   
14
Not Available   

7th Energy level
12,060.00 kJ/mol   
15
Not Available   

8th Energy Level
14,580.00 kJ/mol   
14
Not Available   

9th Energy Level
22,540.00 kJ/mol   
5
Not Available   

10th Energy Level
25,290.00 kJ/mol   
8
Not Available   

11th Energy Level
28,000.00 kJ/mol   
9
Not Available   

12th Energy Level
31,920.00 kJ/mol   
9
Not Available   

13th Energy Level
34,830.00 kJ/mol   
9
Not Available   

14th Energy Level
37,840.00 kJ/mol   
11
Not Available   

15th Energy Level
44,100.00 kJ/mol   
11
Not Available   

16th Energy Level
47,206.00 kJ/mol   
13
Not Available   

17th Energy Level
122,200.00 kJ/mol   
1
Not Available   

18th Energy Level
131,000.00 kJ/mol   
2
Not Available   

19th Energy Level
140,500.00 kJ/mol   
3
Not Available   

20th Energy Level
152,600.00 kJ/mol   
5
Not Available   

21st Energy Level
163,000.00 kJ/mol   
5
Not Available   

22nd Energy Level
173,600.00 kJ/mol   
4
Not Available   

23rd Energy Level
188,100.00 kJ/mol   
4
Not Available   

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

Electrochemical Equivalent
0.69 g/amp-hr   
99+
1.80 g/amp-hr   
36

Electron Work Function
4.70 eV   
10
Not Available   

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

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