Chemistry · May / June 2019 · Paper 11 · Question 2

5070Identification of ions and gases

After acidification with dilute nitric acid, a colourless solution of X reacts with aqueous silver nitrate to give a white precipitate. What could X be?

Acalcium iodide
Bcopper(II) chloride
Clead(II) iodide
Dsodium chloride

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Correct answer: D. sodium chloride

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May / June 2019 Paper 12, question 2