SO 2 + O 2 → 2SO 3 In the reaction above, the most suitable
CHEMISTRY
JAMB 2022
SO2 + O2 → 2SO3
In the reaction above, the most suitable catalyst is?
- A. chromium(vi)oxide
- B. iron(iii)oxide
- C. copper(i)oxide
- D. vanadium(v)oxide
Correct Answer: D. vanadium(v)oxide
Explanation
During the Contact Process for manufacturing sulfuric acid, sulfur dioxide has to be converted into sulfur trioxide, which is done by passing sulfur dioxide and oxygen over a solid vanadium(V) oxide catalyst.
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