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Question: Answered & Verified by Expert
Compound ' \(A\) ' undergoes formation of cyanohydrins, which on hydrolysis gives lactic acid \(\left(\mathrm{CH}_3 \mathrm{CHOHCOOH}\right)\). Therefore, compound ' \(A\) ' is ____
ChemistryCarboxylic Acid DerivativesAP EAMCETAP EAMCET 2020 (21 Sep Shift 1)
Options:
  • A formaldehyde
  • B acetaldehyde
  • C acetone
  • D benzaldehyde
Solution:
1156 Upvotes Verified Answer
The correct answer is: acetaldehyde
Acetaldehyde on reaction with hydrogen cyanide gives cyanohydrin which on hydrolysis gives lactic acid.


Therefore compound \(A\) is acetaldehyde. Hence, the correct option is (b).

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