In the chemical test for the ammonium ion, NH4+\text{NH}_4^{+}NH4+, warm dilute sodium hydroxide solution is added to the substance being tested.
State the name of the gas produced in this test if ammonium ions are present.
Practise Edexcel GCSE Chemistry Qualitative analysis: tests for ions with exam-style questions for Foundation and Higher tier. 127 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
