Chemistry 0620 · IGCSE · Extraction of metals

Extraction of metals — practice question

What process is used to extract zinc from zinc blende?

  • ACryolite is added to lower the melting point of zinc blende.
  • BMolten zinc blende is electrolysed.
  • CZinc blende is heated with carbon.
  • DZinc blende is roasted in air.

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