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O-LevelChemistryRates of Reaction5070/11 · Oct/Nov 2012 · Q161 Mark

Which industrial reaction does not involve a catalyst?

Athe cracking of hydrocarbons
Bthe extraction of iron from haematite in a blast furnace
Cthe production of ammonia from nitrogen and hydrogen
Dthe redox reaction involving the removal of combustion pollutants from car exhausts

✓ Correct answer

B: the extraction of iron from haematite in a blast furnace

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About this question

Topic
Rates of Reaction, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, Oct/Nov 2012 Paper 1 Variant 1, question 16.

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