NEET UG CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS

1 Hard

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Analyzing +4 | -1

Assertion:- Dehydration of alcohols always take place in basic medium.

Reason:-

\mathrm{OH}

- is a good leaving group

View answer and explanation

Correct option: D

If both Assertion & reason are False

Option D is correct because dehydration of alcohols typically occurs in acidic medium, and OH- is a poor leaving group.

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{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{OH}}\xrightarrow{{{\text{PCC}}}}{\text{A}}\xrightarrow[{\left( {{\text{ii}}} \right){\text{ }}{{\text{H}}_2}{\text{O/}}{{\text{H}}^ + }}]{{\left( {\text{i}} \right){\text{ HCN}}}}{\text{B}}

\mathrm{O}_2

{\mathrm{P}_2}{\mathrm{S}_5}