Question:

Identify the catalytic reaction in which both reactants are in different phases.

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In heterogeneous catalysis, reactants are in different physical states—commonly solid catalyst with gas or liquid reactants.
Updated On: Jun 4, 2025
  • Ammonia synthesis by Haber process
  • Synthesis of sulphur trioxide by lead chamber process
  • Hydrogenation of vegetable oils
  • Hydrolysis of methyl acetate
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The Correct Option is C

Solution and Explanation

Hydrogenation of vegetable oils involves gaseous hydrogen and liquid oil in the presence of solid Ni catalyst. This is a heterogeneous catalytic reaction with reactants in different phases.
Other processes involve homogeneous or single-phase reactions.
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