1. THE HISTORICAL DEVELOPMENT of ATOMS 2. Early Greek Theories 400 B.C. - Democritus thought matter could not be divided indefinitely. 350 B.C - Aristotle modified an earlier…

1.   2. Atoms All matter consists of tiny units Consist of a nucleus in the centre surrounded by electron. Electron move around the nucleus following orbit 3. Atom is made…

Slide 1Unit 2 Atomic Structure What is a Theory? A set of statements or principles devised to Explain a group of facts or phenomena. Describe the Discontinuous Theory of…

Slide 1Unit II : Atoms, Molecules, Ions and Nuclear Chemistry Slide 2 Early History of Chemistry Before 16th Century Alchemy: Attempts (scientific or otherwise) to change…

Slide 1 Slide 2 Models of the Atom a Historical Perspective Slide 3 Aristotle Early Greek Theories 400 B.C. - Democritus thought matter could not be divided indefinitely.…

Slide 1Chapter 4 Atomic Structure Pre-AP Chemistry Charles Page High School Stephen L. Cotton Slide 2 Section 4.1 Defining the Atom OBJECTIVES: OBJECTIVES: Describe Democrituss…

Slide 1Holt McDougal Chapter 4 Section 2 Slide 2 Slide 3 Explore the scientific theory of atoms (also known as atomic theory) by describing the structure of atoms in terms…

1.Defining the Atom Chapter 2 Notes2. Democritus,a Greek Philosopher, was among the first to suggest the existence of the atom.Hebelieved atoms were indivisible and…

1. •Nuclear Fission •Nuclear Fusion •Induced Nuclear Reaction •Chain Reaction •CANDU Reactors By Jenny Lee 2. •…

Slide 1MICHAEL OLIVER AND DIANA OLSEN Nuclear Power Slide 2 Personal Background 6 months Navy Nuclear Field ‘A’ school 6 months Navy Nuclear Power School 6 months Nuclear…