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…

Slide 1Unit One Chemistry – Horsham College Chapter 6 – VCE Chemistry Measurement in Chemistry Slide 2 Atomic Weight As chemists gradually accumulated data on elements,…

Slide 1WRITING AP EQUATIONS AP equation sets are found in the free- response section of the AP test. You are given three sets of reactants and you must write balanced net…

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 11 Chapter 11 Chemical Reactions Slide 2 2 Section 11.1 Describing Chemical Reactions Objective 1: You will learn to identify when a chemical reaction takes place.…

Slide 1Unit 7 Chemical Reactions Chapter 7 pp. 175 - 200 Slide 2 What is a chemical reaction? It is the process by which atoms of one or more substances are rearranged to…

Slide 1 Slide 2 Chapter 11 Chemical Reactions Slide 3 Chemical Equation Describes chemical reaction. Describes chemical reaction. Chemical equation: reactants yield products…

Slide 1Types of reactions Slide 2 What is a Chemical Reaction? A chemical reaction is the process by which one or more substances change into one or more new substances.…

Slide 1 Slide 2 Atomic Theory Chapter 8 The Composition of the atom Slide 3 John Dalton 1800 -Dalton proposed a modern atomic model based on experimentation not on pure reason.…

1.THERMOCHEMISTRY Chapter 52. WARNING There is a high risk of me assuming you know or understand things that you do not.Stop me as necessary. 3. The Nature of Energy Section…