Chemistry 0620 · IGCSE · Fuels

Fuels — practice question

Petroleum is split into fractions using fractional distillation. The separation takes place in a fractionating column. The properties of three of these fractions are given below. Which statement is correct?

  • AFraction 1 has a higher boiling point range than fraction 2.
  • BFraction 2 is removed from a higher point in the fractionating column than fraction 1.
  • CMolecules in fraction 3 have shorter chains than those in fraction 2.
  • DNone of the fractions are liquid at room temperature.

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