Question

What is chemical reaction??​

Answer 1

$\huge\fcolorbox{red}{yellow}{ ANSWER }$

Answer:

a process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction.

Answer 2

A chemical reaction is a process in which one or more substances, also called reactants, are converted to one or more different substances, known as products.

»A chemical reaction rearranges the constituent atoms of the reactants to create different substances as products.