Question

what is atom and moleculr​

Answer 1

Answer:

Atom..

Atom is the smallest unit of element

molecules are made of various atoms

thanku

Answer 2

Answer:

Explanation:

Atom is the smallest part present on earth. It is not divisible.

But by the experiment of J J Thomson, Retherford and Chadwick, atom is divided into three parts : -

1. Electron

2. Proton

3. Neutron

Molecule:

It is the group of atom. It is a collection of pile. It takes part in chemical reaction directly or indirectly.