O-LevelChemistryAcids, Bases & Salts5070/11 · May/June 2010 · Q11 Mark

Which is an anion that is present in the solution formed when an excess of dilute hydrochloric acid is added to calcium carbonate?

ACa2+

BCl-

CCO32-

DH+

✓ Correct answer

B: Cl-

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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 1.

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