Chemistry 0620 · IGCSE · Preparation of salts

Preparation of salts — practice question

Three solids, P, Q and R, each react with dilute sulfuric acid to form zinc sulfate. Gaseous products are made when P and R react. The gas released from the reaction of P will not burn. The gas released from the reaction of R will burn. What are P, Q and R?

  • AP: zinc; Q: zinc hydroxide; R: zinc carbonate
  • BP: zinc carbonate; Q: zinc; R: zinc oxide
  • CP: zinc carbonate; Q: zinc hydroxide; R: zinc
  • DP: zinc oxide; Q: zinc carbonate; R: zinc

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