Essential Chemistry for IGCSE - Organic Chemistry And Petrochemicals (Section 2 - No. 50)
What does 'cracking' refer to in the context of petroleum refining?
The separation of crude oil into fractions.
The breaking down of large hydrocarbon molecules into smaller ones.
The addition of hydrogen to unsaturated hydrocarbons.
The formation of polymers from monomers.
Explanation
Cracking breaks down large hydrocarbon molecules into smaller, more useful molecules.
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