Chemistry A-Level
Ammonium ion identification
What Ammonium ion identification means in Chemistry A-Level, as defined for OCR.
Definition of Ammonium ion identification
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Reference: OCR
The ammonium ion, NH₄⁺, is identified by adding warm sodium hydroxide solution, NaOH(aq), to the sample, which releases ammonia gas, NH₃.
Topics that use Ammonium ion identification
- The periodic table - 3.1.4 Qualitative analysis (OCR A-Level)
Related terms
- Anion identification
- Characteristic reactions
- Confirmatory tests with ammonia
- Gas detection using litmus
- Interference from carbonate ions
- ionic equations
- Linking reagents and observations to a named ion
- Precipitation reactions
Using Ammonium ion identification in the exam
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