Question

what is atom?give examples

Answer 1

An atom is the basic unit of a chemical element. Everything in the world is made out of atoms. Your computer monitor is made out of atoms. The desk it sits on is made out of atoms. So is the air you're breathing. In fact, you are also made out of atoms.

Answer 2

atom is the smallest particles present in an object .In his nucleas has positive and negative charge and neutron. they are continously moving on their own path .Two or more atom makes molecules. Eg. .helium