Write the reaction equation: S – SO2 – SO3 – H2SO4 – CuSO4

1) S + O2 → SO2 – compound reaction (sulfur, oxygen, sulfur (IV) oxide);

2) 2SO2 + O2 → 2SO3 is a compound reaction (sulfur (IV) oxide, oxygen, sulfur (VI) oxide);

3) SO3 + H2O → H2SO4 – compound reaction (sulfur (VI) oxide, water, sulfuric acid);

4) H2SO4 + Cu (OH) 2 → CuSO4 + 2H2O – exchange reaction (sulfuric acid, cuprum hydroxide, cuprum sulfate, water).



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