Question

3 Explain
role of Catalyst
Catalyst in Chemical roon​

Answer 1

Answer:

A catalyst will simply speed up a reaction with the net result of not reacting itself. They actually stabilize a reaction in order for it to reach a lower transitional energy state in the reaction.

Explanation:

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Answer 2

Answer:

Explanation:

(i) The substance in whose presence the rate of a

chemical reaction changes, without causing any

chemical change to it is called a catalyst.

(ii) e.g. Potassium chlorate (KClO3

) decomposes

rapidly in presence of manganese dioxide (MnO2

)

to liberate O2

gas, where manganese dioxide acts

as a catalyst.

(ii) 2KClO3

∆

MnO2

2KCl + 3O2