Q.

Which of the following are the examples of heterogeneous catalysis?

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a

Ostwald's Process

b

Haber's process

c

Oxidation of SO2 into SO3 in presence of Pt

d

All of the above

answer is D.

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Detailed Solution

In Haber's process, Ostwald's process and oxidation of SO2, into SO3 in presence of Pt, the reactants and the catalyst are in different phases, so it represents the  heterogeneous catalysis reaction.

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Which of the following are the examples of heterogeneous catalysis?