O-LevelChemistryAcids, Bases & Salts5070/11 · May/June 2011 · Q181 Mark

Which acid and base react together to produce an insoluble salt?

Ahydrochloric acid and sodium hydroxide

Bnitric acid and calcium oxide

Csulfuric acid and barium hydroxide

Dsulfuric acid and zinc oxide

✓ Correct answer

C: sulfuric acid and barium hydroxide

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Topic: Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2011 Paper 1 Variant 1, question 18.

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