O-LevelChemistryAcids, Bases & Salts5070/12 · Oct/Nov 2022 · Q121 Mark

Which equation is correct for the reaction between carbon dioxide and magnesium hydroxide?

ACO₂ + Mg(OH)₂ → MgCO₃ + H₂O

BCO₂ + 2Mg(OH)₂ → 2MgCO₃ + 2H₂O

C2CO₂ + Mg(OH)₂ → MgCO₃ + H₂O

D2CO₂ + Mg(OH)₂ → 2MgCO₃ + H₂O

✓ Correct answer

A: CO₂ + Mg(OH)₂ → MgCO₃ + H₂O

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Topic: Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2022 Paper 1 Variant 2, question 12.

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