Chemistry 0620 · IGCSE · Redox

Redox — practice question

In the production of sulfuric acid, sulfur dioxide is changed into sulfur trioxide. $2\text{SO}_2 + \text{O}_2 \rightarrow 2\text{SO}_3$ What sort of reaction is shown here?

Adisplacement
Bneutralisation
Coxidation
Dthermal decomposition

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