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Chemical Properties of Rhodium and Cobalt


Chemical Properties of Cobalt and Rhodium


Chemical Properties

Chemical Formula
Rh   
Co   

Isotopes
  
  

Known Isotopes
16   
23
26   
13

Electronegativity
  
  

Pauling Electronegativity
2.28   
3
1.88   
12

Sanderson Electronegativity
Not Available   
2.56   
1

Allred Rochow Electronegativity
1.45   
16
1.70   
5

Allen Electronegativity
1.56   
24
1.84   
10

Electropositivity
  
  

Pauling Electropositivity
1.72   
99+
2.12   
99+

Ionization Energies
  
  

1st Energy Level
719.70 kJ/mol   
29
760.40 kJ/mol   
19

2nd Energy Level
1,740.00 kJ/mol   
26
1,648.00 kJ/mol   
31

3rd Energy Level
2,997.00 kJ/mol   
27
3,232.00 kJ/mol   
22

4th Energy Level
Not Available   
4,950.00 kJ/mol   
19

5th Energy Level
Not Available   
7,670.00 kJ/mol   
12

6th Energy Level
Not Available   
9,840.00 kJ/mol   
12

7th Energy level
Not Available   
12,440.00 kJ/mol   
11

8th Energy Level
Not Available   
15,230.00 kJ/mol   
12

9th Energy Level
Not Available   
17,959.00 kJ/mol   
13

10th Energy Level
Not Available   
26,570.00 kJ/mol   
7

11th Energy Level
Not Available   
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
1.28 g/amp-hr   
99+
1.10 g/amp-hr   
99+

Electron Work Function
4.98 eV   
6
5.00 eV   
5

Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Chemical Stability, Ionization   

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