CHEM 125
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Class handouts and reference material related to CHEM 126 can be found in this section. The required text book for the course is Reger, Goode & Mercer, "Chemistry Principles & Practice", 2nd Edition. The material below is compiled according to Chapters in the text.  Before a scheduled lecture, check the class handouts (link at left) for that day and make a copy of the handout and bring it to class. The links below are supplemental material for the course. Some are tutorials, some are interactive learning aids while others are supportive documents on the material covered in CHEM 125.

CHEM 125 Syllabus: Homework Schedule

Final Grading Algorithm

Chapter One: Introduction to Chemistry

Numbers in Science
Significant Digits:
Scientific Calculations, Conversions and Significant Digits: Animated.   Terrific!
Numbers and Their Properties: Rounding, etc.
Ratios
Units, Dimensions and Conversions
Percentage Problems

Chapter Two: Atoms, Molecules and Ions

Atomic Structure
The Nuclear Atom
Dalton's Atomic Theory
Atoms: Intro to Atomic Structure
Atomic Structure: Visual Presentations
Atoms, Molecules & Ions
Molecules and Compounds
The Electron and the Nucleus

Special Review       The basics of atoms, moles, formulas, equations, and nomenclature

Chapter Three: Stoichiometry I

Avogadro's Law
The Concept of a Mole
The Mole: Definition
Introduction to Chemical Reactions     Adobe Acrobat File
Ten Tips for Balancing Chemical Equations
Sample Combustion Problems
Sample Combustion Problems: Answers
Empirical Formula: Definition and Examples
Limiting Reactant: Sample Calculation

Chapter Four: Stoichiometry II

Stoichiometry Review.  Detailed summary
Solubility Table of Common Ions in Water
Aqueous Reactions and Solution Stoichiometry

Chapter Five: Thermochemistry

Interactive Quizzes on Thermochemistry      Ohio State University. Excellent practice problems 


Chapter 6: Gases and the Ideal Gas Laws 

            P1 V1/n1T1 = P2V2/n2T and PV = nRT    Ideal Gas Law

Properties of Gases    Great web site on Gas laws and a great review of Chapter 6
Ideal Gas Calculator Using Molar Gas Constant
Equation of State Calculator:   Ideal & non-ideal gases
The Gas Laws Summarized   Good Review
The Gaseous State: Overview
Charle's Law: Animated
Interactive Quizzes on the Gaseous State   Ohio State University. Excellent practice problems 
Can Crushing with the ideal gas law
Simulation
Movie Demo
55 gal drum Vacuum pumped

Chapter 7: Electrons in Atoms

The Nuclear Atom   Comprehensive Review of the Nuclear Atom in Adobe Acrobat format

Chapter 9: Chemical Bonds

Common Valences of Elements
Chemical Bonding  Summary
Complete Review of Chemical Bonding   Adobe Acrobat file.
Simple Lewis Structures     Quick Review
Practice Lewis Structures    Several helpful URL's on Lewis Structures
Understanding Electronegativity

Chapter 10: Molecular Structure

Molecular Structure: VSEPR Rotate Molecules in 3-D   Definitely try this web page!
Pick a molecule in left column and rotate it in 3-D
Illustrated Molecular Structures
Molecular Structure based on VSEPR Theory
VSEPR: Basic Molecular Configurations
Prediction of Molecular Polarity

Practice problems for Exam 3: Review of Chapters 9 and 10

Practice problems for Chemical Bonding & Molecular Structure:
Practice all three quizzes. The web site above, has three URL's on the upper left side of the page. Click on each URL (Explorer, Progressive and Master Quiz) to take the respective quiz. Practice with several of these examples.
Ohio State Interactive Quizzes on Chemical Bonds and Molecular structure: Good Practice Problems:

 

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Page last updated on 10/17/2007