Question

what is catalyst ? give only one example ?​

Answer 1

Answer:

A catalyst is substance i.e a element or a compound that increases the rate of chemical reaction.

Examples:

1) Nickel, Ni is used in hydrogenation of palm oil into margarine.

2) Iron, Fe is used in Haber process.

Answer 2

Answer:

A catalyst is substance i.e a element or a compound that increases the rate of chemical reaction. Examples: 1) Nickel, Ni is used in hydrogenation of palm oil into margarine.