Q. Which of the compounds $\text{HCHO}$ (I), $CH_{3}CH_{2}CHO$ (II), $CH_{3}COCH_{3}$ (III) and $HCOOC_{2}H_{5}$ (IV) will give a secondary alcohol on reaction with excess Grignard reagent, followed by hydrolysis? Select the correct answer using the codes given below
NTA AbhyasNTA Abhyas 2022
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