NEET Sample Paper NEET Sample Test Paper-14

  • question_answer Compound A undergoes formation of cyanohydrin which on hydrolysis gives lactic aci\[(C{{H}_{3}}CH(OH)COOH).\]Therefore, compound A is

    A)  Acetaldehyde      

    B)  Acetone

    C)  Benzaldehyde      

    D)  Formaldehyde

    Correct Answer: A

    Solution :

    Acetaldehyde on reaction with HCN forms acetaldehyde cyanohydrins which upon acid catalysed hydrolysis forms an\[\alpha -\]hydroxyl acid, i.e., lactic acid. Hence, the correct option is [a].

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