Chemistry 0620 · IGCSE · Preparation of salts

Preparation of salts — practice question

Salts may be prepared by reacting dilute hydrochloric acid with different substances. For which substance would any excess be impossible to remove by filtration?

  • Acopper(II) oxide
  • Bmagnesium
  • Csodium hydroxide
  • Dzinc hydroxide

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