Which one of the following statements is false?
- A$A$ catalyst is specific in its action.
- B$A$ very small amount of the catalyst alters the rate of a reaction.
- CThe number of free valencies on the surface of the catalyst increases on subdivision.
- D$Ni$ is used as a catalyst in the manufacture of ammonia.
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$1.$ Catalysts do not participate in the reaction.
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$1.$ Catalysts do not participate in the reaction.
$2.$ The catalyst increases the rate of reaction.
$3.$ Catalyst decreases the rate of reaction.
$4.$ Catalyst changes the pathway of reaction.
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