JEE Mains · Chemistry · STD 12 - 8.2 Carboxylic acids and their derivative
A compound ' \(X\) ' when treated with phthalic anhydride in presence of concentrated \(H _2 SO _4\) yields ' \(Y\) '. ' \(Y\) ' is used as an acid/base indicator. ' \(X\) ' and ' \(Y\) ' are respectively:
- A Carbolic acid, Phenolphthalein
- B Anisole, methyl orange
- C Salicylaldehyde, Phenolphthalein
- D Toludine, Phenolphthalein
Answer & Solution
Correct Answer
(A) Carbolic acid, Phenolphthalein
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