Chapter 3: Atoms and Molecules - Solutions
Chapter solutions are on NCERT Archive
Step-by-step solutions for this chapter now live on NCERT Archive, along with the chapter itself. Use the buttons below to open them.
About Chapter 3 (Atoms and Molecules)
Chapter 3 (Atoms and Molecules) is chapter 3 of 12 in the new edition of Exploration (NCERT Class 9 Science), a textbook for Class 9 students at the Secondary stage. This is the new edition, the textbook brought out under the NEP 2020 / NCF-SE 2023 syllabus rollout.
In the book it comes after Chapter 2 (Is Matter Around Us Pure) and before Chapter 4 (Structure of the Atom), so it helps to be comfortable with the earlier chapters before starting it.
What the solutions on NCERT Archive include
NCERT Archive is our dedicated site for NCERT textbooks and solutions, Class 1 to 12. The solutions page for Chapter 3 (Atoms and Molecules) there gives chapter-wise answers to the questions of Exploration (NCERT Class 9 Science), written to follow the order of the textbook, and links back to the chapter itself. Use the buttons above to go to it.
How to study Atoms and Molecules
- Read the chapter once for the big picture, then again slowly, noting each new term and definition.
- Draw and label the diagrams yourself; they are asked often in tests.
- Do the in-text activities and questions, then the end-of-chapter exercises, before checking answers.
- Write short answers in your own words and compare them with the NCERT answers for completeness.
Frequently Asked Questions
Which book is Chapter 3 (Atoms and Molecules) of Class 9 Science from?
It is from the new edition of Exploration (NCERT Class 9 Science). The book has 12 chapters, and this is chapter 3.
Where can I find the solutions for Chapter 3 (Atoms and Molecules) of Class 9 Science?
On NCERT Archive. Press the "Open Chapter Solutions" button on this page and you will land on the solutions page for this chapter there.
Is this the new edition or the old edition?
This page is for the new edition. If your school still uses the earlier textbook, use the Old Edition switch at the top of the page.
Is it free to use?
Yes. Scholar Donkey and NCERT Archive are free to use and need no login.