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Q.
Which compound is optically active?
NTA AbhyasNTA Abhyas 2020
Solution:
(1) $POS,COS$ present optically inactive
(2) $POS$ present $O.I.$
(3) $COS$ present $O.I.$
(4) Both ring lies perpendicular to each other . No $COS,POS$ present, Optically active