Key term for Edexcel GCSE Chemistry, used in Qualitative Analysis: Tests for Ions.
A substance that can react as both an acid and a base, allowing it to dissolve in an excess of strong alkali.
Amphoteric appears in Edexcel GCSE Chemistry revision content for Qualitative Analysis, Hydrocarbons and Polymers, especially Qualitative Analysis: Tests for Ions and Hydroxide Precipitate Tests.
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