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Chemistry · May / June 2025 · Paper 11 · Question 19

5070Reversible reactions and equilibrium

Which row shows the typical conditions used for the conversion of sulfur dioxide to sulfur trioxide in the Contact process?

  1. Airon, 20 000
  2. Biron, 200
  3. Cvanadium(V) oxide, 20 000
  4. Dvanadium(V) oxide, 200

As printed in the paper

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Correct answer: D. vanadium(V) oxide, 200

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