JEE Main Chemistry question

A catalyst:

(A)Alters the reaction mechanism
(B)Decreases the activation energyCorrect
(C)Increases collision frequency
(D)Increases the average kinetic energy of reacting species

Answer: (B)

Solution

A catalyst provides exothermic adsorption sites and an alternative surface-mediated pathway for the reactants, and the net effect that speeds up the reaction is

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Question ID VK-145014