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Introduction The entire Universe is composed of matter and energy. Energy is the aptitude to perform a work. On the other hand matter has mass and occupies space.  Maharishi kannad postulated that if we go on dividing matter we will derive smaller and smaller particles which on further division gives off further smaller particles finallyContinue reading “Chapter 03––>Atoms and Molecules”

Introduction Atoms and molecules are the building blocks of matter. The word atom has been derived from the Greek word “a-tomio” which means “un-cuttable” or “non-divisible”. Earlier it was believed that atoms are indivisible and don’t have any inner structure. At the end of 19th century scientists carried out the experiments which proved that the atomsContinue reading “Chapter 04––>Structure of the Atom”