1.
Multiple Choice Questions (MCQs)
Tick (/) the correct option.
(a) The process of separating useful fractions from petroleum is aled
(1) destructive distillation
(ii) refining
(iii) condensation
(iv) none of these
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Crude oil is separated into fractions by fractional distillation. The fractions at the top of the fractionating column have lower boiling points than the fractions at the bottom.
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