O-LevelChemistryAcids, Bases & Salts5070/11 · May/June 2010 · Q31 Mark

The diagram shows a simple laboratory apparatus for the preparation and collection of a dry gas. What is the gas?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Acarbon dioxide

Bchlorine

Chydrogen

Dhydrogen chloride

✓ Correct answer

C: hydrogen

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Topic: Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2010 Paper 1 Variant 1, question 3.

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