1. The smallest particle, which contains all the main characteristics of an element is called its atom. Three major parts of an atom: Proton Neutron Electron 2.  Rutherford…

PowerPoint Lectures to accompany Physical Science, 10e Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 8 Atoms and Periodic…

Slide 1 Dual Nature of Light. Light Quanta Slide 2 Photoelectric Effect Slide 3 Photoelectric effect Ejection of electrons from metal surfaces by photon impact Minimum photon…

Slide 1 Atomic Physics Slide 2 Atomic structure discovered Ancient Greeks Democritus (460-362 BC) - indivisible particles called “atoms” Prevailing argument (Plato and…

Slide 1 Nuclear Reactions Rutherford’s Alpha Scattering Experiment Slide 2 CS 4.1 Describe how Rutherford showed that: (a) The nucleus had a relatively small diameter compared…

RUTHERFORD’S EXPERIMENT Ashish Ajimal RUTHERFORD’S EXPERIMENT  In the early days of atomic theory, many physicists tried to explain the model of an atom. In 1902,…