Are you looking for Chapter 4 Structure of Molecules Notes in PDF? You are at the right place. You can download the complete exercises, short questions and MCQs of the unit 4.

This chapter is one of the most important chapters for your exams. This chapter is about how an atom mingles with each other in order to be a part of a bond either it is an ionic bond or a covalent bond.

The most interesting question is why an atom forms a chemical bond?  Because it wants to be more stable as you study to be a doctor or an engineer or a biologist. Every person wants to be rich, the same goes for atoms too. Sounds pretty interesting, right.