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Answer in brief. Give the reagents and conditions necessary to prepare phenol from Benzene sulfonic acid. - Chemistry

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प्रश्न

Answer in brief.

Give the reagents and conditions necessary to prepare phenol from Benzene sulfonic acid.

टीपा लिहा
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उत्तर

Reagents and conditions required to prepare phenol from:

Benzene sulfonic acid

Reagents: NaOH, Solid NaOH, dil HCl

Conditions: Temperature 573 K

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Alcohols and Phenols
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पाठ 11: Alcohols, Phenols and Ethers - Exercises [पृष्ठ २५३]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 11 Alcohols, Phenols and Ethers
Exercises | Q 3.4 | पृष्ठ २५३

संबंधित प्रश्‍न

Answer in one sentence/ word.

Write the IUPAC name of alcohol having molecular formula C4H10O which is resistant towards oxidation.


Answer in brief.

Explain why phenol is more acidic than ethyl alcohol.


Give the reagents and conditions necessary to prepare phenol from Chlorobenzene.


Answer in brief.

Explain why p-nitrophenol is a stronger acid than phenol.


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Give a simple chemical test to distinguish between ethanol and ethyl bromide.


An ether (A), C5H12O, when heated with excess of hot HI produce two alkyl halides which on hydrolysis form compound (B) and (C), oxidation of (B) gave and acid (D), whereas oxidation of (C) gave a ketone (E). Deduce the structural formula of (A), (B), (C), (D), and (E).


An unknown alcohol is treated with Lucas reagent. Explain how you will determine whether the alcohol is primary, secondary or tertiary. Indicate by chemical equation the reaction between isopropyl alcohol and Lucas reagent.


Which of the following compounds does not react with bromine in alkaline medium?


Which of the following compounds is obtained, when phenol react with bromine water?


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The secondary alcohol is ____________.


Which of the following alcohols has tertiary allylic carbon?


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\[\ce{R - CH2 - OH ->[PCC] R - COOH}\]


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\[\ce{Phenol ->[NaOH] A ->[CH3I] B}\]


A reaction of phenol with chloroform in presence of sodium hydroxide to form salicylaldehyde is known as ____________.


Identify the compound having highest boiling point from the following?


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\[\ce{Phenol ->[Na2Cr2O7][H2SO4] X}\]


Product (B) in this reaction is:


The chemical test that distinguish between benzoic acid and phenol is ______.


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Write the product when 1°, 2° and 3° alcohol vapours are passed over hot copper.


Write the chemical reaction when hot copper is treated with Vapours of 2° (secondary) alcohol.


Write chemical reaction when hot copper is treated with Vapours of 3° (tertiary) alcohol.


Explain: Phenols are acid while alcohol is neutral.


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