Class 9 Chapter 3 Atoms and Molecules
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Class 9 Chemistry
Class 9 Chapter1 Matter in our Surroundings
Introduction Anything that occupies space and has mass is called Matter. According to early Indian philosophers, every living and non-living thing is made of five basic elements called the panchtatava- Air, water, earth, sky and fire. Therefore, the matter is composed of these five constituents. Properties of Matter The matter is made up of very …