________________
CHAPTER 3 THEORY OF ATOM Discussion about atoms and clectrons is going on in this world right from the world-famous laboratories to the humble cottages of the workers and farmers The nuclear tests of the atom bombs and hydrogen bombs, taking place from time to time, reveal the all destructive nature of atomic energy and remind us of the destructive power of Lord Shiva, the God of Destruction in Hindu Mythology. • The progress of the Nuclear Physics has aroused in us a curiosity to know about the power, the structure, the nature and the origin of atom. When did atom appear in the field of science? Who discovered it? How the nuclear science has reached the present stages of its development?, and how in the field of philosophy also, right from pre-historic to the modern age, deep thinking and researches have been made on the structure of matter, atoms and the ultimate particles comprising atoms? The simultaneous exposition of these two aspects will have a special importance of its own. At the same time, it would become apparent as to who of the two-the
The word 'Paramanu' 28 used in this book to indicate the infinitesimal, indivisible mint of matter and to differ entiate s Mom atom, which 18 an aggregate of infinite number Paramanu'.