NEET Chemistry Rate of Reaction MCQ Question
What is a catalyst in a chemical reaction?
A substance that increases the reaction rate without permanent change.
A reactant that is consumed during the reaction.
A product formed in the course of the reaction.
A substance that decreases the reaction rate permanently.
Correct Answer
Detailed Explanation
A catalyst is defined as a substance that increases the rate of a reaction without itself undergoing any permanent chemical change, as stated in the context.
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