Chemistry 0620 · IGCSE · Preparation of salts

Preparation of salts — practice question

Copper(II) sulfate may be made by reacting sulfuric acid with an excess of copper(II) carbonate. Why is copper(II) carbonate added in excess?

  • Ato ensure all the copper(II) carbonate has reacted
  • Bto ensure all the sulfuric acid has reacted
  • Cto increase the rate of reaction
  • Dto increase the yield of copper(II) sulfate

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI