Question

what are atom and what are molecules ​

Answer 1

A tiny particle of a chemical element is called an atom, which may or may not exist independently. Molecules refer to the group of atoms that the bond binds together, representing the smallest unit in a compound. Two or more identical or distinct atoms are chemically bonded.

Answer 2

Answer:

Atoms - Atoms are the basic building blocks of ordinary matter.

Molecules - Molecules refer to the group of atoms that the bond binds together, representing the smallest unit in a compound.