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A mixture of iodocyclohexane and fluorocyclopentane is injected into gas chromatograph equipped with nonpolarbcolumn. Which compound...

A mixture of iodocyclohexane and fluorocyclopentane is injected into gas chromatograph equipped with nonpolarbcolumn. Which compound has the longer retention time?

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Answer #1

Polar compounds have shorter retention times on non polarcolumns.

Non-polar compounds have longer retention times on non polarcolumns.

Fluorocyclopentane is more polar than Iodocyclohexane .

Hence,

Iodocyclohexane has the longer retention time.

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