Saponification Of An Ester (A) Followed By Neutralisation Gives A Compound (B), Which Gives Violet Coloration With FeCl3. The Ester (A) Is

p-cresol reacts with chloroform in alkaline medium to give the compoundA which adds hydrogen cyanide to form the compound B. The latter on acidic hydrolysis gives chiral carboxylic acid C which is 

Consider the following reaction

Choose the correct statement

Which of the following carboxylic acids undergoes decarboxylation easily?

End product of the following reaction is

In the reaction,

The product A is

Product obtained when benzoyl acetic acid is heated, is

Which separates by sulphonation?

The same reaction takes place with which one of the following aldehydes?

Which one of the following compounds is most rapidly hydrolysed by S_N1 mechanism?