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In Gattermann reaction for preparation o...

In Gattermann reaction for preparation of chlorobenzene from diazonium salt, the catalyst used is

A

`CuCl_(2)`

B

Cu

C

`Cu_(2)O`

D

`CuSO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
`C_(6)H_(5)N_(2)Cl+overset(HCl)underset(Cu)toC_(6)H_(5)Cl+N_(2)+CuCl`
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AAKASH SERIES-AMINES AND AZO COMPOUNDS -LEVEL - II (LECTURE SHEET) EXERCISE-II
  1. Aniline on reaction with acetic anhydride to give

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  2. Which of the following amines react with NaNO(2)+HCl to give yellow oi...

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  3. In Gattermann reaction for preparation of chlorobenzene from diazonium...

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  4. The product of the reaction is

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  5. Complete reduction of benzene-diazonium chloride with Zn/HCl gives :

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  6. p-aminobenzoic acid reacts with bromine and H(2)O to give

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  7. Hofmann bromamide reaction involves the conversion of amides into amin...

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  8. In which of the following reactions 1-bromopentane is converted into l...

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  9. Which of the following is aromatic

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  10. Which of the statements is wrong

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  11. A in the above sequence is

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  12. Anisidines are the compounds containing benzene ring in which

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  13. A chloroform solution of aniline is heated with KOH. Which of the foll...

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  14. N, N - dimethyl benzamide cannot be prepared by

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  15. Which of the following statements is correct

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  16. Which of the following statements is wrong

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  17. Which statement about the reaction of 1-bromobutane and NH(3) is corre...

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  18. In which reaction is a quaternary ammonium salt is not formed?

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  19. Which statement is incorrect about the reaction of EtCOCI ( an acyl ch...

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  20. Which of the following reagents would be best for converting C(6)H(5)C...

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