Atomic Spectrum: Line Spectrum When an elemental gas or vapour is placed in a discharge tube at a pressure of a few millimetres of mercury and passed through it, the
Table of Contents HISTORY OF QUANTUM NUMBERS The concept of quantum numbers developed in the beginning of the 20th century, alongside the development of quantum mechanics. In 1913, Niels
HISTORY OF BOHR’S MODEL In 1913, Bohr’s atomic model improved upon Rutherford’s earlier nuclear model. Rutherford’s 1911 model proposed that atoms have a dense, positively charged nucleus surrounded by electrons,
Table of Contents NUCLEAR FUSION Nuclear fusion is the process by which two light atomic nuclei fuse together to form one heavier one while releasing a tremendous amount of
Table of Contents INTRODUCTION (What is Nuclear Fission) Nuclear fission is the process of splitting large atomic nuclei into smaller atomic nuclei in order to release a significant quantity
WHAT IS NUCLEUS? Scientist Rutherford reached two important conclusions regarding charge and distribution of mass in atoms with his famous alpha particle scattering experiment— The entire positive charge and almost
INTRODUCTION OF RUTHERFORD MODEL Ancient Indian philosopher Kanada said that matter is made up of tiny particles. The Greek philosopher Democritus and many others said that matter is made up
