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Q.

PhenolNaOHA2)H+1)CO2BH+CH3CO2OC .

Incorrect statement among the following is

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a

‘C’ has a free – OH group of COOH

b

‘B’ is steam volatile

c

‘C’ has a free  Phenolic– OH group of ‘B’

d

Preparation of ‘B’ from phenol is called Kolbe’s reaction

answer is C.

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Detailed Solution

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‘B’ is salicylic acid. Salicylic acid forms when phenol is reacted with NaOH/CO2 follows by acidic treatment. This reaction also known as Kolbe's reaction. It is a steam volatile compound.

 ‘C’ is Aspirin (acetylsalicylic acid) and it has a free – OH group of COOH.

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Phenol→NaOHA→2)H+1)CO2B→H+CH3CO2OC .Incorrect statement among the following is