Key term for Edexcel GCSE Chemistry, used in Acids.
The polyatomic ion with the formula , formed when ammonia reacts with an acid.
Ammonium appears in Edexcel GCSE Chemistry revision content for Chemical Changes, especially Acids and Definition of a Base.
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Qualitative Analysis, Hydrocarbons and Polymers
Qualitative Analysis: Tests for Ions • Hydroxide Precipitate Tests
