An organic compound ‘X’ with the molecular formula C₃H₆O, reacts with CH₃MgBr and then hydrolyzed to give ‘Y’. Y gives turbidity immediately with Lucas reagent. Structural formula of compounds X and Y are :

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X Y
CH₃CH₂CHO CH₃CH₂CH(OH)CH₃

X Y
CH₃COCH₃ (CH₃)₃COH

X Y
CH₃CH₂CHO (CH₃)₃COH

X Y
CH₃COCH₃ CH₃CH₂CH(OH)CH₃

answer is B.

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Detailed Solution

X is CH₃COCH₃ which when react with Grignard reagent, forms Y (tertiary alcohol) that instantly shows turbidity with Lucas reagent.

$\underset{X}{{CH}_{3} {COCH}_{3}} + {CH}_{3} MgBr \to \underset{Y}{{CH}_{3} - CH (OH) - {CH}_{3}}$

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