Precipitation reactions
What Precipitation reactions means in Chemistry A-Level, as defined for OCR.
Definitions of Precipitation reactions
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Reference: OCR
Adding silver nitrate solution, AgNO₃(aq), to a sample acidified with dilute nitric acid forms a precipitate of the silver halide.
Barium ions and sulfate ions combine to form barium sulfate, an insoluble white precipitate.
Topics that use Precipitation reactions
- The periodic table - 3.1.4 Qualitative analysis (OCR A-Level)
Related terms
- Ammonium ion identification
- 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
Using Precipitation reactions in the exam
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