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Phenol can be obtained by ________ of sodium phenoxide.

(a) acidification

(b) oxidation

(c) sulphonation

(d) hydrolysis

I had been asked this question at a job interview.

The query is from Alcohols and Phenols topic in portion Alcohols, Phenols and Ethers of Chemistry – Class 12

1 Answer

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The correct option is (a) acidification

The best I can explain: When halobenzene is fused with NaOH at 623K and 320atm with a copper salt as catalyst, sodium phenoxide is produced which on treatment with dilute HCl yields phenol. This is also known as Dow’s process.

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