JEE Main 2026 Chemistry question
Amongst the given nine compounds (benzaldehyde; 1-naphthol; a phenol bearing an N,N-dimethylamino substituent; a para-substituted phenol; benzoic acid; a cyclohexyl-N,N-dimethylamine; a naphthalene-carboxylic acid; a di-tert-butyl-substituted arene with no OH/COOH; and a naphthalenylmethanol), the total number of compounds soluble in aqueous NaOH at room temperature is .
Answer: 5
Solution
Solubility in aqueous NaOH requires an acidic group (phenolic −OH or −COOH) that NaOH can deprotonate. Of the nine, the naphthol, the aminophenol, the
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