JEE CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS

1 Medium

1 of 1

Understanding +4 | -1

Increasing order of acid strength among

p -

methoxyphenol,

p -

methylphenol and

p -

nitrophenol is:

View answer and explanation

Correct option: B

p -

methoxyphenol

<

p -

methylphenol

<

p -

nitrophenol

Option B (

p -

methoxyphenol

<

p -

methylphenol

<

p -

nitrophenol) is correct because electron-donating groups like methoxy decrease acidity, while electron-withdrawing groups like nitro increase acidity.

More Questions from ALCOHOLS & PHENOLS & ETHERS

Practice All Chapter MCQs →

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