Question
Explain the following reactions:
CO is heated with ZnO.

Answer

When CO reacts with ZnO, it reduces ZnO to Zn. CO acts as a reducing agent.
$\text{ZnO}_{\text{(S)}}+\text{CO}_\text{(g)}\xrightarrow{\Delta}\text{Zn}_\text{(s)}+\text{CO}_{2(\text{g})}$

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