Chemistry 0620 · IGCSE · Separation and purification

Separation and purification — practice question

Which combination of solids is separated by adding water, stirring, and then carrying out filtration?

  • Aammonium chloride and silver chloride
  • Bbarium sulfate and calcium sulfate
  • Ccopper(II) hydroxide and iron(III) hydroxide
  • Dpotassium nitrate and sodium nitrate

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