CCl₃COOH (trichloroacetic acid) is strongest due to strong -I effect of three Cl atoms stabilizing the conjugate base.
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JEE Main 2022 — Chemistry Organic Chemistry
medium
mcq
2022
Official previous-year question
Verified 30 May 2026.
Question
Which of the following is the strongest acid?
Options
- ACH₃COOH
- BHCOOH
- CCCl₃COOH
- DCH₃CH₂COOH
Solution
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