Question

Which among the following is most volatile compound ? 1) 2,2-dimethyl propane 2) isobutane 3) 2-methyl butane 4) n-pentane

Answer 1

Answer: 2,2-dimethyl propane

Explanation: Boiling point is inversely proportional to branching in the compound. So, as 2,2-dimethyl propane has more branching, it's boiling point is more.

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