Question

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Gauche Butane is optically active but overall butane is optically inactive . Give reason... in minimum 7 to 8 lines.

Answer 1

Gauche butane is optically active because it is a conformational isomer and it get stability by showing this isomerism. It rotate by 300°
But there are 6 forms which cancel each other and overall butane become optically inactive.
Hope this will help u...