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JEE CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS

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An alcohol gave Lucas test in about 5 minutes. When the alcohol was treated with hot concentrated H2SO4\mathrm{H}_2 \mathrm{SO}_4 it gave an alkene of molecular formula C4H8\mathrm{C}_4 \mathrm{H}_8 which on ozonolysisgave C2H4O\mathrm{C}_2 \mathrm{H}_4 \mathrm{O}. The structure of alcohol is
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Correct option: C
CH3CHOHCH2CH3\mathrm{CH}_3 \mathrm{CHOHCH}_2 \mathrm{CH}_3
The correct answer is C (CH₃CHOHCH₂CH₃) because it's a secondary alcohol that gives a Lucas test in about 5 minutes and forms but-2-ene upon dehydration, which yields ethanal on ozonolysis.

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