Chemistry A-Level
Anion identification
What Anion identification means in Chemistry A-Level, as defined for OCR.
Definition of Anion identification
Check what you remember
Read the wording for your board, then hide it and explain Anion identification in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The detection of carbonate, sulfate and halide anions, each confirmed by a distinct observation when the appropriate reagent is added.
Topics that use Anion identification
- The periodic table - 3.1.4 Qualitative analysis (OCR A-Level)
Related terms
- Ammonium ion 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 Anion identification in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Chemistry A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge