Question

What do you understand by the following terms? Give two examples in each case.

Molecules

Answer 1

Molecule: The smallest particle of a pure substance that always exists independently and can retain all the physical and chemical properties of that substance is called a molecule.

Example - Ozone $\left({\mathrm{O}}_3\right)$, Phosphorus $\left({\mathrm{P}}_4\right)$