Essential Chemistry for IGCSE - Organic Chemistry And Petrochemicals (Section 3 - No. 20)
Which of the following is a key step in catalytic cracking?
Heating the crude oil.
Using a catalyst to break down large hydrocarbons.
Separating hydrocarbons based on density.
Cooling the crude oil.
Explanation
Catalytic cracking uses a catalyst to speed up the process of breaking down larger hydrocarbon molecules.
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