Class 9 Science Atoms and Molecules

CBSE Class 9 Science Chapter 3 Atoms and Molecules

Introduction Ancient Indian philosopher Maharishi Kanad and Greek philosophers Democritus and Leucippus proposed that matter could be divided into smaller particles until reaching an indivisible point. Kanad called these smallest particles Parmanu, while Democritus named them atoms. These were philosophical ideas without experimental proof until the eighteenth century. By then, scientists began to understand the … Read more