Chemistry · Oct / Nov 2018 · Paper 12 · Question 3
5070Identification of ions and gases
A substance dissolves in water to form a colourless solution. This solution reacts with aqueous silver nitrate in the presence of dilute nitric acid to give a yellow precipitate. What is the possible identity of the substance?
- Acalcium iodide
- Bcopper(II) chloride
- Ciron(II) iodide
- Dsodium chloride
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Correct answer: A. calcium iodide
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