CH150: Preparatory Chemistry

Welcome to the online text resource for CH150: Preparatory Chemistry.  This online text resource is also for the Willamette Promise Preparatory Chemistry Course and is worth CH150 or CH104 credit through the high school course program. If you are a high school teacher and would like to join the Willamette Promise so that your high school students can start earning college credit in high school, please inquire at the Willamette Promise website.

The focus of this textbook is to introduce students to the foundations of General Chemistry and prepare students to be successful in the CH221-222-223 majors level chemistry series. The first part of the textbook focuses on the basic fundamentals of measurements in chemistry, the scientific method, an introduction into atoms, elements and trends of the periodic table.  The second part of the textbook focuses on ionic and covalent compounds and their nomenclature, an introduction to chemistry reactions, stoichiometry, and solutions chemistry. 


Table of Contents:

Chapter 1: Measurements in Chemistry

Chapter 2: Atoms and the Periodic Table

Chapter 3: Ions and Ionic Compounds

Chapter 4: Covalent Bonds and Molecular Compounds

Chapter 5: Chemical Reactions

Chapter 6: Quantities in Chemistry

Chapter 7: Solutions and Solution Stoichiometry


Publication and Referencing:


This text is published by Western Oregon University under Creative Commons Licensing as:

Attribution-Non-Commercial-Share Alike (CC BY-NC-SA 3.0) on Jan 10th, 2017

To share or adapt this content please reference:

Abozenadah, H., Bishop, A., Bittner, S. and Flatt, P.M. (2017) Preparatory Chemistry. CC BY-NC-SA.  Available at:

This text was edited by: Stacy Henle