The functional group that can be identified through phthalein dye test is :

1. A. Carboxylic acid
2. B. Alcohol
3. C. Aldehyde
4. D. Phenolic

Attempt this NEET 2026 Chemistry question free — pick an option to reveal the correct answer and a step-by-step explanation. Then join NEET Mastery Quest to practise 15,000+ PYQ and 2027-syllabus questions.