Chapter 4 Science Class 9 is the introduction to the infinite world of an atom. Students will find out new concepts and theories designed and proved by many scientists in this chapter. They will be fascinated to learn the features of the subatomic particles and their behaviour in an atom. It is a crucial chapter for students to prepare a base for the upcoming chapters in this class. Applying the newly learned concepts will become a lot easier if you follow the NCERT Solutions for Class 9 Science Chapter 4 prepared by Vedantu. The experts have researched and found how to frame the best answers to the questions in the unit exercises. To get a good platform to study, you can use NCERT Solutions for Class 9 Chemistry Chapter 4 Structure of The Atom PDF file as a reference and complete solving the answers. Maths Students who are looking for better solutions, they can download Class 9 Maths NCERT Solutions to help you to revise complete syllabus and score more marks in your examinations.