Key term for Edexcel GCSE Chemistry, used in Qualitative Analysis: Tests for Ions.
A gas that reacts with water to release hydroxide ions, creating a solution with a pH greater than 7.
Alkaline gas appears in Edexcel GCSE Chemistry revision content for Qualitative Analysis, Hydrocarbons and Polymers, especially Qualitative Analysis: Tests for Ions and Test for Ammonia.
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