Chemistry Unit 1 PPT 3
Blb12 ch02 lecture
AP Chem Chapter 2 Outline
Unit three notes s05
Atomos (1)
Unit II : Atoms, Molecules, Ions and Nuclear Chemistry.
Chapter 4 Atomic Structure. Defining the Atom Early Models of the Atom Democritus – Greek philosopher suggested the existence of the atom around 400 BC.
Models or Theories Allow scientists to communicate their ideas to others. A model should be able to explain previous observations and predict future outcomes.
Atomic Theory Chapter 8 The Composition of the atom.
Chem chapt 4
Chemistry chapter 3 number2
Chapter Two Lecture
