Question

What is a catalyst??Explain ot with an example..​

Answer 1

Answer:

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Explanation:

In chemistry, a catalyst is a substance that causes a chemical reaction to happen in a different way than it would happen without that catalyst - for example, a catalyst could cause a reaction to happen at a faster rate, or at a lower temperature, than would be possible without the catalyst.

Answer 2

Answer:

Substances which alter the rate of a chemical reaction and themselves remain chemically unchanged after the reaction are known as catalysts. Example: In the procss of manufacturing of ammonia Fe is used as catalyst.