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4.7 Organic chemistry
Quick questions on Fractional distillation and cracking - AQA GCSE Chemistry
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Explain how fractional distillation separates the fractions of crude oil. [2 marks]
What is q2?Show answer
Give two reasons why cracking is carried out. [2 marks]
What is q3?Show answer
State whether cracking is a physical or chemical change, and why. [1 mark]
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