Science - Class 09 - Chapter 03 - Atoms and Molecules - Part 1 Atoms and Molecules is the 3 rd chapter in the NCERT science textbook for class IX. Everything around us is made up of matter. If we go on dividing matter, a stage will come when particles cannot be divided further. Democritus called these indivisible particles atoms. Thus, matter is made up of tiny particles known as atoms. Are you interested in understanding more about Atoms and Molecules? Please go through the ppt to understand more about the, • Laws of chemical combination • What is an atom? Download this PPT along with the second PPT on the same chapter, which covers the remaining part of the lesson, to learn the whole topic and face your exams with confidence. All the best students

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