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What Is a Convenient Synthetic Method for the Preparation of SO₂

Question 113

Multiple Choice

What is a convenient synthetic method for the preparation of SO₂?

A) 2 SO₃(g) + heat → 2 SO₂(g) + O₂(g)
B) S₈(s) + 8 O₂(g) + heat → 8 SO₂(g)
C) H₂SO₃(aq) ⇌ H₂O(l) + SO₂(aq)
D) FeSO₃(s) + heat → FeO(s) + SO₂(g)

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