Essential Chemistry for IGCSE - The Chemical Industry (Section 5 - No. 20)

What is the reaction that occurs when sulfur is burned in the air?
S + O2 -> SO2
SO2 + O2 -> SO3
SO3 + H2O -> H2SO4
S + H2O -> H2S

Explanation

Sulfur reacts with oxygen to produce sulfur dioxide (SO2).

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