Amongst the following, the total number of compounds soluble in aqueous NaOH at room temperature is:
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ChemistrySingle correct+4 / -1Question 66 of 75
JEE Main 2026 · 4 Apr · Shift 1, Chemistry question 66
Answer and worked solution
Official answer: A
Soluble in aqueous NaOH means acidic (phenols, carboxylic acids):
- phenols: II (1-naphthol), III (4-dimethylaminophenol), IV (p-cresol);
- carboxylic acids: V (benzoic acid), VII (1-naphthoic acid).
The aldehyde (I), amine (VI), hydrocarbon (VIII) and alcohol (IX) do not dissolve.
5.
(A)