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Alcohols, Phenols and Ethers

JEE Main 2025 (Online) 29th January Evening ShiftMCQMedium📈 Topic in 10% papers+4−1
Ques. 1JEE Main 2025, 29 January (Evening Shift)

Which one of the following, with HBr will give a phenol?

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]

Answer

(1) [figure]

Solution

HBr cleaves O-CH3 (alkyl side) of aryl alkyl ether; the aryl C–O bond never breaks.

[figure]

(2), (3), (4): oxygen is on sp³ carbons only ⇒ alkyl bromide + alcohol, no phenol.

Answer: (1)

Keep practising — Alcohols, Phenols and Ethers

Ques. 2JEE Main 2025, 23 January (Evening Shift)

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below :

  1. Statement I is false but Statement II is true
  2. Both Statement I and Statement II are true
  3. Statement I is true but Statement II is false
  4. Both Statement I and Statement II are false
Ques. 3JEE Main 2025, 23 January (Evening Shift)

Identify the products [A] and [B], respectively in the following reaction: [figure]

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]
Ques. 4JEE Main 2024, 9 April (Morning Shift)

Identify the product A and product B in the following set of reactions. [figure]

  1. A - CH3CH2CH2-OH B - CH3 OH |CH-CH3
  2. A - CH3- OH |CH-CH3 B - CH3CH2CH2-OH
  3. A - CH3CH2CH2-OH B - CH3CH2CH2-OH
  4. A - CH3CH2CH3 B - CH3CH2CH3
Ques. 5JEE Main 2024, 9 April (Morning Shift)

For the given compounds, the correct order of increasing pKa value : [figure] Choose the correct answer from the options given below :

  1. (E) < (D) < (C) < (B) < (A)
  2. (B) < (D) < (A) < (C) < (E)
  3. (D) < (E) < (C) < (B) < (A)
  4. (E) < (D) < (B) < (A) < (C)
Ques. 6JEE Main 2024, 8 April (Morning Shift)

Identify the major products A and B respectively in the following set of reactions. [figure]

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]
Ques. 7JEE Main 2024, 8 April (Evening Shift)

Match List I with List II Choose the correct answer from the options given below :

  1. (A)-(II), (B)-(IV), (C)-(I), (D)-(III)
  2. (A)-(I), (B)-(IV), (C)-(II), (D)-(III)
  3. (A)-(III), (B)-(II), (C)-(I), (D)-(IV)
  4. (A)-(IV), (B)-(II), (C)-(III), (D)-(I)
Ques. 8JEE Main 2024, 8 April (Evening Shift)

Which one of the following compounds will readily react with dilute NaOH ?

  1. C6H5CH2OH
  2. C2H5OH
  3. C6H5OH
  4. (CH3)3COH
Ques. 9JEE Main 2024, 6 April (Morning Shift)

In Reimer - Tiemann reaction, phenol is converted into salicylaldehyde through an intermediate. The structure of intermediate is .

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]
Ques. 10JEE Main 2024, 6 April (Morning Shift)

Given below are two statements : In the light of the above statements, choose the most appropriate answer from the options given below :

  1. Statement I is incorrect but Statement II is correct
  2. Both Statement I and Statement II are incorrect
  3. Both Statement I and Statement II are correct
  4. Statement I is correct but Statement II is incorrect
Ques. 11JEE Main 2024, 6 April (Evening Shift)

Identify the product A in the following reaction. [figure]

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]

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