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    Question

    Which of the following is an example of heterogeneous

    catalysis?
    A Decomposition of hydrogen peroxide using KI Correct Answer Incorrect Answer
    B Haber’s process for ammonia synthesis Correct Answer Incorrect Answer
    C Hydrolysis of ester using HCl Correct Answer Incorrect Answer
    D Inversion of cane sugar using H₂SO₄ Correct Answer Incorrect Answer

    Solution

    In the Haber process (N₂  + 3H₂  →2NH₃ ), iron (Fe) is used as a solid catalyst, while reactants are in the gas phase, making it heterogeneous catalysis.

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