O-LevelChemistryRates of Reaction5070/11 · Oct/Nov 2010 · Q241 Mark

The diagram shows processes that take place in the manufacture of ammonia. What are substances W and X and catalyst Y? W X Y A air oil iron B air oil vanadium(V) oxide C oil air iron D oil air vanadium(V) oxide

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Aair oil iron

Bair oil vanadium(V) oxide

Coil air iron

Doil air vanadium(V) oxide

✓ Correct answer

C: oil air iron

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Topic: Rates of Reaction, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2010 Paper 1 Variant 1, question 24.

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