Chemistry 0620 · IGCSE · Identification of ions and gases

Identification of ions and gases — practice question

A white crystalline solid is dissolved in distilled water. A small quantity of dilute nitric acid is then added, followed by aqueous silver nitrate. There is no visible change. What may be inferred about the white crystalline solid?

  • AIt contains chloride ions.
  • BIt does not contain ammonium ions.
  • CIt does not contain carbonate ions.
  • DIt must contain either sulfate or nitrate ions.

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