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In the diazotisation of anline with sodi...

In the diazotisation of anline with sodium nitrite and hydrochloride acid, an excess of hydrochloric acid is used primarily to

A

suppress the concentration of free aniline

B

suppress the hydrolysis is to phenol

C

ensure a stochiometric amount of nitrous acid

D

neutralise the base liberated.

Text Solution

Verified by Experts

The correct Answer is:
B
An excess of `HCl` will suppress the hydrolysis of diazonium salt to phenol.
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DINESH PUBLICATION-CYANIDES, ISOCYANIDES, NITROCOMPOUNDS AND AMINES-REVISION QUESTION
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  3. In the diazotisation of anline with sodium nitrite and hydrochloride a...

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  4. Aniline is reacted with bromine water and the resulting product is tre...

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  5. Reduction of nitrobenzene in the presence of Zn//NH(4)Cl gives

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  7. Which one of the following does not participate in the acrbylamine rea...

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  8. The amine which does not react with acetyl chloride is or which of the...

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  9. In the reaction CH(3)CN+2H underset("Ether")overset(HCl)(rarr) X ove...

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  10. Phenyl isocyanides are prepared from which of the following reactions ...

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  11. In the following reaction, X is X overset("Bromination")(rarr) Y und...

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  12. Which of the following reaction will not give primary amine ?

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  13. How many isomeric forms of C(7)H(9)N contain a benzene ring ?

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  14. In amines, the hybridisation state of N is

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  15. In the reduction of nitrobenzene, which of the following is the interm...

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  16. On reaction with HNO(2)C(2)H(5)NH(2) produces .

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  17. Reaction of aniline with acety1 chloride in the presence of NaOH gives...

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  18. C(3)H(9)N cannot represent

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  19. Compound A on reduction gives B which on further reaction with CHCl(3)...

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