Question

3. Give two examples each of molecules that are made up of:

iii. three or more atoms

Answer 1

Part 1: Definition of molecules:

Molecules are the smallest part of an element or a compound that can exist independently.

Part 2: Examples of molecules that are made up of three or more atoms:

The two examples of molecules that are made up of three or more atoms are:

• Water $\left({\mathrm{H}}_2\mathrm{O}\right)$ is a molecule that is formed when two atoms of hydrogen $\left(\mathrm{H}\right)$ combine with one atom of oxygen $\left(\mathrm{O}\right)$.
• Sulphur $\left({\mathrm{S}}_8\right)$ is a molecule that is formed when eight atoms of sulphur $\left(\mathrm{S}\right)$ combine.