Chemistry 0620 · IGCSE · Fuels

Fuels — practice question

A sample of petroleum is split into three fractions, X, Y and Z, by fractional distillation. A few properties of X, Y and Z are shown. Which fraction has the longest carbon chain, and which fraction is the most volatile?

  • AY / X
  • BY / Z
  • CZ / X
  • DZ / Y

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