O-LevelChemistryAcids, Bases & Salts5070/12 · May/June 2017 · Q201 Mark

Which statement about weak acids is correct?

AThey are partially ionised.

BThey do not react with metals.

CThey do not react with strong alkalis.

DTheir solutions have pH values in the range 0 to 2.

✓ Correct answer

A: They are partially ionised.

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Topic: Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2017 Paper 1 Variant 2, question 20.

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