Alcohols Phenols and Ethers — DPP 3

20 NEET questions from Alcohols Phenols and Ethers, with answers and explanations. Attempt it as a timed test to get scoring, accuracy breakdown and mistake tracking.

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1
In following reaction
Alcohols Phenols and Ethers – NEET-19975 The structure of 'B' is:-
  1. A
  2. B
  3. C
  4. D
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Correct answer: B

2
Which of the following compounds shows intramolecular hydrogen bonding :-
  1. A p-Nitrophenol
  2. B Ethanol
  3. C o-Nitrophenol
  4. D Methanamine
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Correct answer: C

Alcohols Phenols And Ethers – NEET-5394
3
Alcohols Phenols and Ethers – NEET-19974
  1. A
  2. B
  3. C
  4. D
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Correct answer: B

4
Which of the following statement is/are correct?
(A) Phenol is less acidic than ethanol
(B) Phenol is less acidic than acetic acid
(C) Phenol is more acidic than acetic acid
(D) Acetic acid is more acidic than ethanol
  1. A A, B and C are correct
  2. B A, B are correct
  3. C B and D are correct
  4. D A and C are correct
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Correct answer: C

Alcohols Phenols And Ethers – NEET-5493

5
In the reaction sequence -
Alcohols Phenols And Ethers – NEET-5490 $\mathrm { A } , \mathrm { B } , \mathrm { C }$ and $\mathrm { D }$ are given by the set :-

  1. A Sodium phenate, anisole, $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { I } , \mathrm { CH } _ { 3 } \mathrm { OH }$
  2. B Sodium phenate, phenetole, $\mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \mathrm { I } , \mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { OH }$
  3. C Sodium phenate, anisole, $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { OH } , \mathrm { CH } _ { 3 } \mathrm { I }$
  4. D Sodium phenate, phenetole, $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { I } , \mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \mathrm { OH }$
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Correct answer: C

Alcohols Phenols And Ethers – NEET-5490
6
Alcohols Phenols And Ethers – NEET-5487 What is the structure of B :-
  1. A
  2. B
  3. C
  4. D
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Correct answer: C

Alcohols Phenols And Ethers – NEET-5487
7
Minimum reactive towards dehydration in acidic medium
  1. A
  2. B
  3. C
  4. D
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Correct answer: C

8
In the given reaction:
Alcohols Phenols and Ethers – NEET-19986 Product (B) is :
  1. A
  2. B
  3. C
  4. D
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Correct answer: D

9
Reaction of phenol with dil. $\mathrm{HNO}_{3}$ gives :
  1. A p- and m-nitrophenol
  2. B o- and p-nitrophenol
  3. C Picric acid
  4. D o- and m-nitrophenol
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Correct answer: B

10
An ether is more volatile then alcohol having the same molecular formula this is due to:-
  1. A Inter molecular H -bonding in ether
  2. B Inter molecular H -bonding in alcohols
  3. C Dipolar character of ether
  4. D Alcohol has resonating structure
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Correct answer: B

11
Which of the following reactions will not lead to a phenol :-
  1. A $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { SO } _ { 3 } \mathrm { Na } + \mathrm { NaOH } \xrightarrow [ \text { ii) } \mathrm { H } ^ { + } ] { \text {i) Fuse } / \Delta }$
  2. B $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm {~N} _ { 2 } \mathrm { Cl } + \mathrm { H } _ { 2 } \mathrm { O } \xrightarrow { \text { Hoil } }$
  3. C $\mathrm { C } _ { 6 } \mathrm { H } _ { 5 } \mathrm { ONa } + \mathrm { RX } \xrightarrow [ \text { Heat } ] { \mathrm { NaOH } }$
  4. D
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Correct answer: C

Alcohols Phenols And Ethers – NEET-5494
12
Alcohols Phenols and Ethers – NEET-19970
  1. A
  2. B
  3. C
  4. D $\mathrm { CH } _ { 3 } - \mathrm { CH } _ { 2 } - \mathrm { OH }$ only
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Correct answer: A

13
In the given reaction
Alcohols Phenols and Ethers – NEET-19951 Product is :
  1. A $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}-\mathrm{CH}_{2}-\mathrm{OH}$
  2. B $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\mathrm{CH}_{2}-\mathrm{CHO}$
  3. C $\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}-\mathrm{CHO}$
  4. D $\mathrm{CH}_{3}-\mathrm{CH}=\mathrm{CH}-\mathrm{COOH}$
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Correct answer: C

14
The product of the following reaction is :-
$\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{CHOH}-\mathrm{CH}_{3} \xrightarrow[\mathrm{ZnCl}_{2}]{\text { Conc.HCl }}$
  1. A $\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{CHCl}-\mathrm{CH}_{3}$
  2. B $\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{CH}_{2} \mathrm{Cl}$
  3. C $\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CCl}-\mathrm{CH}\left(\mathrm{CH}_{3}\right)_{2}$
  4. D $\left(\mathrm{CH}_{3}\right)_{2} \mathrm{C}=\mathrm{C}\left(\mathrm{CH}_{3}\right)_{2}$
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Correct answer: C

15
In the following series of chemical reaction. Identify Z :Alcohols Phenols and Ethers – NEET-19987
  1. A
  2. B
  3. C
  4. D $\mathrm { CH } _ { 3 } - \mathrm { C } \equiv \mathrm { CH }$
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Correct answer: D

16
The final product in the reaction is
$\mathrm{Ph}-\mathrm{OH}+\mathrm{CCl}_{4} \xrightarrow[(2) \mathrm{H}^{\oplus}]{\text { (1) } \mathrm{KOH}, \Delta}$ product
  1. A Salicylaldehyde
  2. B Salicylic acid
  3. C Methyl salicylate
  4. D Benzyl chloride
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Correct answer: B

Alcohols Phenols And Ethers – NEET-5495
17
Alcohols Phenols and Ethers – NEET-19971
  1. A
  2. B
  3. C CH$_{2}$ = CH$_{2}$
  4. D
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Correct answer: A

18
A student tried two reactions for preparing tert-butyl ethyl ether :
Alcohols Phenols And Ethers – NEET-5408 Which reaction will give better yield of tertbutyl ethyl ether?
  1. A Only I
  2. B Only II
  3. C Both I & II
  4. D Neither I nor II
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Correct answer: B

Alcohols Phenols And Ethers – NEET-5408
19
The preparation of ethers from alcohols by using sulphuric acid is called :-
  1. A Williamson's ether Synthesis
  2. B Williamson's continuous etherification process
  3. C Ziesel's method
  4. D Zerewitinoff method
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Correct answer: B

$\underset{\text { (Alcohol) }}{\mathrm{R}-\mathrm{OH}} \xrightarrow[413 \mathrm{~K}]{\mathrm{H}_{2} \mathrm{SO}_{4}} \mathrm{R}-\mathrm{O}-\mathrm{R}$
(Williamson's continuous etherification process)
20
Which of the following is insoluble in water?
  1. A Ethanol
  2. B Ethoxyethane
  3. C Phenol
  4. D Pentane
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Correct answer: D

Like dissolves like.
Hence, Pentane in insoluble in water.

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