Halide identification
What Halide identification means in Chemistry GCSE, as defined for AQA.
Definitions of Halide identification
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Halide identification in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Halide ions in aqueous solution can be identified by adding dilute nitric acid followed by silver nitrate solution, and the precipitate colour identifies the halide.
The observed precipitate colour is used to identify an unknown halide ion in solution, stating both the colour observed and the halide it indicates.
Topics that use Halide identification
- Halides (AQA GCSE)
Related terms
Using Halide 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.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge