O-LevelChemistryChemistry of the Environment5070/12 · Oct/Nov 2022 · Q341 Mark

Pollution may be caused by oxides of carbon, nitrogen and sulfur. Which elements can each form more than one oxide?

Acarbon, nitrogen and sulfur

Bcarbon and nitrogen only

Ccarbon and sulfur only

Dnitrogen and sulfur only

✓ Correct answer

A: carbon, nitrogen and sulfur

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Topic: Chemistry of the Environment, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2022 Paper 1 Variant 2, question 34.

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