KVPY Sample Paper KVPY Stream-SX Model Paper-22

  • question_answer
    Acetophenone when reacted with a base, \[{{C}_{2}}{{H}_{5}}ONa,\] yields a stable compound, which has the structure.





    Correct Answer: A

    Solution :

    Aldehydes or ketones with \[\alpha -H-atoms\], in presence of dilute base, undergoes aldol condensation to give \[\beta \]-hydroxy aldehyde or \[\beta \]-hydroxy ketone. On heating, aldols eliminate water molecule to form a, \[\beta \]-unsaturated compound.
    This is an example of self aldol condensation.

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