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In the reaction 8Al+3Fe(3)O(4)rarr 4Al...

In the reaction
`8Al+3Fe_(3)O_(4)rarr 4Al_(2)O_(3)+9Fe`
the number of electrons transferred from the reductant to the oxidant is

A

`8`

B

`4`

C

`16`

D

`24`

Text Solution

Verified by Experts

The correct Answer is:
D
`8Alrarr8Al^(3+)+24e^(-)`
`9Fe^(8//3+)+24e^(-)rarr9Fe`
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CENGAGE CHEMISTRY-REDOX REACTIONS-Exercises (Single Correct)
  1. Starch iodide paper is used to test for the presence of

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  2. Which of the following acids possesses oxidising, reducing, and comple...

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  3. In the reaction 8Al+3Fe(3)O(4)rarr 4Al(2)O(3)+9Fe the number of el...

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  4. Which of the following examples does not represent disproportionation ...

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  5. Which of the following statements is not correct ?

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  6. The oxidant which cannot act as a reducing agent is

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  7. The coordination number and oxidation number of Cr in K(3)[Cr(C(2)O(4)...

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  8. Which of the following reactions does not involve either oxidation or ...

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  9. In which of the following processess is nitrogen oxidised ?

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  10. The oxidation number of C in HNC is

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  11. The oxidation number of Fe in Fe(0.94)O is

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  12. The oxidant number of Fe in Na(2) [Fe(CN)(5)NO] is

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  13. The oxidation number of Cl in CaOCl(2) is

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  14. The equivalent weight of FeC(2)O(4) in the change FeC(2)O(4)rarrFe^(...

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  15. The oxidation state of Fe in Fe(3)O(8) is

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  16. In which of the following compounds, the oxidation state of transition...

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  17. The oxidation state of S in H(2)S(2)O(8) is

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  18. Which of the following is not a disproportionation reaction ?

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  19. Which of the following is a disproporationation reaction ?

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  20. When KMnO(4) acts as an oxidising agnet and ultimetely from MnO(4)^(2-...

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