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Assertion (A) Like bromination of benzen...

Assertion (A) Like bromination of benzene, bromination of phenol is also carried out in the presence of Lewis acid.
Reason (R) Lewis acid polarises the bromine molecule.

A

Assertion and reason both are correct and reason is correct explanation of assertion.

B

Assertion and reason both are wrong statements.

C

Assertion is correct statement but reason is wrong statement.

D

Assertion is wrong statement but reason is correct statement.

Text Solution

Verified by Experts

The correct Answer is:
D
Assertion is wrong statement but reason is correct statement.
Correct Assertion Bromination of benzene but not of phenol is carried out in presence of a Lewis acid.
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NCERT EXEMPLAR-ALCOHOLS, PHENOLS AND ETHERS-Alcohols, Phenols And Ethers
  1. The carbon-oxygen bond in phenol is slightly stronger than that in met...

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  2. Arrange water, ethanol and phenol in increasing order of acidity and g...

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  3. Match the structures of the compounds given in Column I with the name ...

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  4. Match the starting material given in Column I with the products formed...

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  5. Match the items of Column I with items of Column II.

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  6. Match the items of Column I with items of Column II.

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  7. Assertion (A) Addition reaction of water to but-1-ene in acidic medium...

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  8. Assertion (A) p-nitrophenol is more acidic than phenol. Reason (R) N...

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  9. Assertion (A) IUPAC name of the compound CH(3)-underset(CH(3))unders...

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  10. Assertion (A) Bond angle is ethers is slightly less than tetrahedral a...

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  11. Assertion (A) Boiling points of alcohols and ethers are high. Reason...

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  12. Assertion (A) Like bromination of benzene, bromination of phenol is al...

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  13. Assertion (A) o-nitrophenol is less soluble in water than the m and p-...

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  14. Assertion (A) Ethanol is a weaker acid than phenol. Reason (R) Sodiu...

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  15. Assertion (A) Phenol forms 2, 4, 6-tribromophenol o treatement with Br...

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  16. Assertion (A) Phenols give o-and p-nitrophenol on nitration with conc....

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  17. Write the mechanism of the reaction of HI with methoxybenzene.

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  18. (a) Name the starting material used in the industrial preparation of p...

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  19. How can phenol be converted to aspirin ?

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  20. Explain a process in which a biocatalyst is used industrial preparatio...

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