The property which distinguishes a pair of enantiomers is
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → sign of rotation towards plane of polarised light.
A pair of enantiomers differs only in the direction in which they rotate plane polarised light; the chiral carbon is common to both.
NCERT (2026-27 edition):
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Note: The same/similar question has been asked in different years by NTA as per the details given below:
| 2026 | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|
| 07-06 S2 12-05 S2 | – | – | – | – |