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Test: Preparation & Reaction of Phenols - JEE MCQ


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15 Questions MCQ Test - Test: Preparation & Reaction of Phenols

Test: Preparation & Reaction of Phenols for JEE 2024 is part of JEE preparation. The Test: Preparation & Reaction of Phenols questions and answers have been prepared according to the JEE exam syllabus.The Test: Preparation & Reaction of Phenols MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Preparation & Reaction of Phenols below.
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Test: Preparation & Reaction of Phenols - Question 1

On heating aqueous solution of benzene diazonium chloride, which of the following is formed?

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Upon warming with water, these diazonium salts finally hydrolyze to phenols.

Test: Preparation & Reaction of Phenols - Question 2

For the reaction

The correct statement regarding above reaction is

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Test: Preparation & Reaction of Phenols - Question 3

The conversion of O-acylated phenol in presence of to -acylated phenol is an example for this type of organic reaction

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Test: Preparation & Reaction of Phenols - Question 4

Identify the product in the following reaction.

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This reaction is known as Reimer-Tiemann reaction.

Test: Preparation & Reaction of Phenols - Question 5

What amount of bromine will be required to convert of phenol into -tribromophenol?

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Thus of phenol require
of phenol require

Test: Preparation & Reaction of Phenols - Question 6

An optically active alcohol of formula produced the following compound when refluxed with

The original compound showed these properties also:

What is structure of ?

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Test: Preparation & Reaction of Phenols - Question 7

Which of the following reactions will not result in the formation of anisole?

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Phenol has active (acidic) hydrogen so it reacts with to give , and not anisole

Test: Preparation & Reaction of Phenols - Question 8

Which of the following compound can react with hydroxylamine?

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Test: Preparation & Reaction of Phenols - Question 9

The products formed in the reaction of phenol with dissolved in at are

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Phenol when treated with in the presence of non-polar solvent , it gives only o- and -bromophenols instead the trisubstituted products. Reason for the above observation is supression of phenoxide ion in non-polar solvent. Thus, we get only mono substituted products.

Test: Preparation & Reaction of Phenols - Question 10

Identify the nature of product in the following reaction

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Oxidation of phenol by is an example of Elbs persulphate oxidation.

Test: Preparation & Reaction of Phenols - Question 11

Phenol can be distinguished from alcohol with

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Due to the formation of complex Phenol gives violet colour with neutral

Test: Preparation & Reaction of Phenols - Question 12

Sodium phenoxide when heated with under pressure at yields a product which on acetylation produces

The major product would be

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Test: Preparation & Reaction of Phenols - Question 13


The product Y is

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Test: Preparation & Reaction of Phenols - Question 14

Which one of the following substituents at paraposition is most effective in stabilizing the phenoxide

ion?

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Electron withdrawing group stabilises the benzene ring due to delocalisation of charge.
and are electron donating group and hence decrease the stability of benzene ring is weaker electron withdrawing group than . Hence group more stabilize the phenoxide ion at -position.

Test: Preparation & Reaction of Phenols - Question 15

1-Phenylethanol can be prepared by reaction of benzaldehyde with

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is a alcohol and can be prepared by the reaction of benzaldehyde with Grignard reagent .

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