Question

What is a reaction ​

Answer 1

Answer:

A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another.

Answer 2

Answer:

Chemical reaction, a process in which one or more substances, the reactants, are converted to one or more different substances, the products. Substances are either chemical elements or compounds. A chemical reaction rearranges the constituent atoms of the reactants to create different substances as products.

Reactant → Product is known as Chemical Reaction

Hope it helps you

Thanks