Unit II : Atoms, Molecules, Ions and Nuclear Chemistry.
Chapter 2: Atoms, Molecules, and Ions Chemistry 1061: Principles of Chemistry I Andy Aspaas, Instructor.
HISTORY OF STRUCTURE OF THE ATOM Early models of the atom Century 5 th BC, Democritus used the word “atomos.” He said that the differences between substances.
4.1 Defining the Atom > 1 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. Chapter 4 Atomic Structure 4.1 Defining the Atom.
Ch. 5: Electrons in Atoms 5.1 Models of Atoms timeline, Bohr, Schrodinger, atomic orbitals 5.2 Electron Arrangement in Atoms electron configurations 5.3.
Model of the Atom. Some of the early philosophers thought that matter was composed of tiny particles. They reasoned that you could take a piece of matter,
