JEE CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS

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Understanding +4 | -1

When ethyl alcohol

\left({C}_2 {H}_5 {OH}\right)

reacts with thionyl chloride, in the presence of pyridine, the gas obtained is

View answer and explanation

Correct option: C

{HCl}, {SO}_2

Option C (

{HCl}, {SO}_2

) is correct because the reaction of ethyl alcohol with thionyl chloride in the presence of pyridine produces ethyl chloride, sulfur dioxide, and hydrogen chloride.

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Assertion (A): Isopropyl alcohol is preferred over ethanol.

Reason (R): Isopropyl alcohol is used as an antiseptic for skin before giving injections. Germinated Barley (an enzyme) is a source of enzyme: The process of converting alkyl halides into alcohols involves The b.p. of alcohols are….than corresponding thiols. Which of the following can not be used to oxidise primary alcohols to aldehydes Conc.

\mathrm{H}_2 \mathrm{SO}_4

heated with excess of

\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}

140^{\circ} \mathrm{C}

to form