Question

what is catalyst? give examples ​

Answer 1

Answer:

Hlo mate........

Catalysts are substances that work to increase the speed at which a reaction happens. They speed up the rate of a reaction by lowering energy.

An enzyme is a great example of a catalystand they follow a process called 'lock and key', where substances are the keys and enzymes are the locks.

Hope this will help u....

Answer 2

Answer:

A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change is called Catalyst.

Example:

Hydrogen peroxide will decompose into water and oxygen gas.

The catalytic converter in a car contains platinum, which serves as a catalyst to change carbon monoxide, which is toxic, into carbon dioxide.

I hope this helps U...

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