Which of the following is optically inactive?

(A) (+) - Butan - 2 - ol

(B) (-) - Butan - 2 - ol

(C) (±) - Butan - 2 - ol

(D) (+) - 2 - Bromobutane

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1 Answers

Option : (C) (±) - Butan - 2 - ol

(±) Butan - 2 - ol, is optically inactive, because it is mixture of two enantiomers with equal ratio. they form racemic mixture. racemic mixtures are optically inactive.

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