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Define catalyst. - Chemistry (Theory)

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Question

Define catalyst.

Definition
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Solution

A catalyst is a substance that either increases or decreases the rate of a chemical reaction without itself undergoing any chemical change during the reaction.

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Chapter 6: Chemical Reactions - Exercise 1 [Page 73]

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Selina Concise Chemistry [English] Class 8 ICSE
Chapter 6 Chemical Reactions
Exercise 1 | Q 4.1 | Page 73
Nootan Chemistry Part 1 and 2 [English] Class 12 ISC
Chapter 5 Surface Chemistry
VERY SHORT ANSWER TYPE QUESTIONS | Q 51. | Page 318
Selina Concise Chemistry [English] Class 8 ICSE
Chapter 6 Chemical Reactions
Exercise 2 | Q 3.3 | Page 86

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