Chemistry 0620 · IGCSE · Extraction of metals

Extraction of metals — practice question

Zinc oxide reacts with carbon to form zinc. Which equation shows this reaction?

  • A$2\text{ZnO} + \text{C} \rightarrow 2\text{Zn} + \text{CO}$
  • B$2\text{ZnO} + 2\text{C} \rightarrow 2\text{Zn} + 2\text{CO}_2$
  • C$\text{ZnO} + \text{C} \rightarrow \text{Zn} + \text{CO}$
  • D$\text{ZnO} + 2\text{C} \rightarrow \text{Zn} + 2\text{CO}_2$

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