Chemistry 0620 · IGCSE · Redox

Redox — practice question

Iron(III) oxide is reacted with carbon monoxide. The equation is given as $\text{Fe}_2\text{O}_3 + 3\text{CO} \rightarrow 2\text{Fe} + 3\text{CO}_2$. Which substance is reduced?

  • A$\text{CO}$
  • B$\text{CO}_2$
  • C$\text{Fe}$
  • D$\text{Fe}_2\text{O}_3$

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