Chemistry Educational Links

Marr Homepage

Chemistry 140

Chemistry 150

Chemistry 160

Biology 100  

Biology 194

Biology 201

Chemistry 105

The Guitar Corner

College Transfer Center    

Chemical Databases

1. NIST Standard Reference Database: searchable database of structures and physical and chemical properties of for nearly any compound

2. Web Elements Periodic Table: Use this site to find data for all elements, form ionization energies (1st, 2nd, 3rd, etc.) electron affinity, electronic configuration, electronegativity, crystalline structure, density,  thermal properties y mucho mas. Simply click on an element in the periodic table and then select the property you are interested in from the column to the left.

3. ChemfFinder: database of structures and other chemical information. Search by chemical name, CAS Number, Molecular Formula or Weight.

Animations and Simulated Experiments

1. Animation Center for Silberberg's Chemistry Textbook, 3rd edition

2. Chemistry Experiment Simulations, Tutorials and Conceptual Computer Animations for General Chemistry

3. General Chemistry Interactive Simulations

4. General Chemistry Animations and Multimedia

5. Ideal Gas Simulation #1

6. Ideal Gas Simulation #2

7. Rutherford's gold foil experiment

8. Animation of NaCl dissolving in water        Another animation of NaCl dissolving in water      

9. Measurement of Vapor Pressure               Vapor pressure experiment

10. Unit Cells:  Simple Cubic      Body Centered Cubic      Face Centered Cubic

11. Colligative Properties: Boiling-point elevation and freezing-point depression experiment

12. Weighing Gases

13. Density and Buoyancy

14. Nuclear Decay and Neutron Activation Analysis 

15. Nuclear Decay and Neutron Activation Analysis: new version - quicker loading - new system of Unknowns 

16. Ice Bomb

17. Drop Calorimeter - Determination of Heat Capacity

18. Bomb Calorimeter - Heats of Combustion

19. Vapor Pressure and Heat of Vaporization -Isoteniscope Method

20. Spectrophotometry   (theory:  Spectrophotometry)

21. Iodine Clock Reaction

22. Thermodynamics of Batteries

23. Chiral Molecules

Uncertainty Calculator 

Review of Mathematical Skills: Self-Tests and Tutorials

• Math Practice: Timed tests for addition, subtraction, multiplication and division

• Simple Algebra

• Significant Digits

• Scientific Notation

• Significant Digits and Scientific Notation

• Prefixes and Multipliers:

• Multiplication, Division, and Roots in Scientific Notation:  Level 1

• Multiplication, Division, and Roots in Scientific Notation:  Level 2

Problem Solving

Learning and Problem Solving Articles

Includes the A thru E Approach to Problem Solving.

Chemical Nomenclature: Self-Tests and Tutorials

• Elements

• Ions

• Ionic Compounds

• Binary Molecular Compounds

• Naming Ions: (names only, no formulas)

Balancing Chemical Equations 

1. Balancing Chemical Reactions

2. Balancing Chemical Reactions Self-Test: Level I    Level 2   Level 3

3. Equation Balancer. Type in the formulae of reactants and products and obtain a balanced chemical equation, including molar mass and reacting mass ratio data. Javascript programme.

Stoichiometry

Introduction to Stoichiometry: Interactive Exercise
Stoichiometry: Self-Tests and Tutorials

• Level 1a: Simple Mole Ratios with Integral Amounts

• Level 1b: Simple Mole Ratios with Fractional Amounts

• Level 2a: Mole Ratios with Integral Amounts and Limiting Reagent

• Level 2b: Mole Ratios with Fractional Amounts and Limiting Reagent 

Calculating Mass Percentage of an Element from Chemical Formula  (Self Test and Tutorial)

Molecular Mass and Percent-by-Mass Calculator. Type in a formula and obtain the data.

Solution Chemistry

• Dissolution Processes (good tutorial with animations)

• Self-Tests and Tutorials:

  • Concentration Conversions:  

  • Diluting Solutions of Strong Acid

  • Mixing Solutions of Strong Acid and Strong Base

Gases

Gas Laws:  Self-Tests and Tutorials

• Boyle's Law Problems

• Charles' Law Problems with Absolute Temperature

• Charles' Law Problems with Centigrade Temperatures

• Ideal Gas Simulation  by Kirk Haines, John Gelder Michael Abraham Oklahoma State Univ.

• Gas Phase Reactions - Pressure and Partial Pressures: Self-Tests and Tutorials

Thermochemistry and Thermodynamics

• Bomb Calorimeter Assembly and Operation

• Chemical Thermodynamics and Kinetics with Loren Hepler's Magic Jumping Beans

Lewis Structures, Molecular Structure and Intermolecular Attractions

1. Computers in Chemistry at Cabrillo College

2. VRML File Creator for Chemical Structures

3. Forming Lewis Structures of Simple Molecules and Ions: Self-Test and Tutorial

4. Valence Shell Electron Pair Repulsion (VSEPR)

5. Animated Molecular Structures for all the major VSEPR formulas and short descriptions of each molecule

6. Molecular Structures: Many small organic molecules. Complete with indexes for functional group; molecular type, alphabetical, and formula.

7. Structure of Basic Organic Compounds and Basic Nomenclature. Tutorial, self-tests, with answers, are provided.

8. Javascript search engine for organic compounds

9. Intermolecular Interactions

10. Gallery of 3-D Models of Atomic and Molecular Orbitals

Oxidation/Reduction Chemistry

• Oxidation States: Self-Test and Tutorial

• Balancing Oxidation-Reduction Reactions: Rules

Chemical Equilibrium

• Quadratic Equation Solver

• Gas Phase Reactions - Equilibrium:  Self-Test and Tutorial

• Analogy to Chemical Equilibrium:  Tutorial and Simulation

• Reaction Quotient: Self-Tests
  Reaction Quotient II:  Self Tests (NEW)

• Weak Acids and Bases:  Self-Test and Tutorial

• Solubility Product Constant (Ksp) Problems: Self-Tests and Tutorials

• Level 1: Calculate Ksp from Solubility

• Level 2: Calculate Solubility from Ksp

• Level 3: Calculate Solubility from Ksp with Common Ions

Electrochemistry

Electrochemistry:  Self-Tests and Tutorials

Miscellaneous

American Chemical Society

History of Chemistry

Steve Marsden's Chemistry Home Page

 

© Kenneth R. Marr 2001