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Chemistry · May / June 2025 · Paper 12 · Question 19

5070Reversible reactions and equilibrium

Which row gives the catalyst for each of the two processes?

  1. AContact process: iron; Haber process: iron
  2. BContact process: iron; Haber process: nickel
  3. CContact process: vanadium(V) oxide; Haber process: iron
  4. DContact process: vanadium(V) oxide; Haber process: nickel

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Correct answer: C. Contact process: vanadium(V) oxide; Haber process: iron

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