Exam-style question
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For The pH scale and neutralisation, which exam wording answer best supports this Unit 4.4 objective: Explain why pH decreases when an alkali is neutralised by an acid?.
- A.The pH decreases - correct exam wording for acid
- B.Wrong exam wording: confuses acid with a nearby Unit 4.4 chemical change idea
- C.Wrong particle check: uses the wrong ion, electrode, acid-base term, or product for The pH scale and neutralisation
- D.Wrong reaction link: does not support Explain why pH decreases when an alkali is neutralised by an acid
Answer and explanation
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