Aqueous silver nitrate, acidified with dilute nitric acid, is added to a solution and a cream precipitate forms. Which ion is present?
Answer and explanation
Correct answer: D. bromide,
- Step 1: Halide ions give coloured silver halide precipitates.
- Step 2: Chloride is white, bromide is cream and iodide is yellow, so the ion is bromide.
Answer
bromide, .
Why not the others: chloride, : gives a white precipitate. iodide, : gives a yellow precipitate. sulfate, : is tested with barium chloride, not silver nitrate.
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