MHT CET Chemistry question

The order of stability for the conformations of n-butane among these is I. anti II. gauche III. eclipsed (partial) IV. eclipsed (full)

Answer: (A)

Solution

Stability falls as torsional and steric strain rise: anti (methyls 180 apart) > gauche (60) > partially eclipsed (CH

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Question ID VK-044200