O-LevelChemistryAcids, Bases & Salts5070/12 · May/June 2020 · Q231 Mark

Which processes occur in the manufacture of sulfuric acid? 1 burning sulfur in air 2 dissolving sulfur dioxide in sulfuric acid 3 dissolving sulfur dioxide in water 4 reacting sulfur dioxide with air

A1 and 2

B1 and 3

C1 and 4

D2 and 4

✓ Correct answer

C: 1 and 4

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Topic: Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2020 Paper 1 Variant 2, question 23.

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