Khan Academy
Khan Academy: Stoichiometry
How to use mole ratios from a balanced reaction to calculate amounts of reactants.
CK-12 Foundation
Ck 12: Net Ionic Equations
[Free Registration/Login may be required to access all resource tools.] Students write net ionic equations for double-replacement reactions that produce precipitates, gases, or molecular compounds, write net ionic equations for...
TeachEngineering
Teach Engineering: If You're Not Part of the Solution!
Students continue the research begun in the associated lesson as if they were biomedical engineers working for a pharmaceutical company. Groups each perform a simple chemical reaction (to precipitate solid calcium out of solution) to...
National High Magnetic Field Laboratory
Magnet Academy: Svante Arrhenius
Svante Arrhenius was born in Vik, Sweden, and became the first native of that country to win the Nobel Prize. The award for chemistry was bestowed to him in honor of his theory of electrolytic dissociation. Arrhenius also developed the...
Other
Fun Based Learning: Chemistry: Classic Chembalancer
An exercise for students to practice balancing equations. Exercise gives one equation per page and after the students complete the problem it tells them whether their answer is correct or not. A good basic practice for students who need...
Cosmo Learning
Cosmo Learning: Chemistry 1 A: General Chemistry
A collection of video lectures from a general chemistry course taught at the University of California, Berkeley. The course covers topics like stoichiometry, acid-base and solubility equilibrium, oxidation-reduction reactions, chemical...
Other
Diver Ciencia: Quimica Magica
Try eighteen different chemistry experiments which look like magic but everything is a product of chemical reaction.
Concord Consortium
Concord Consortium: Stem Resources: Making Heat
In this activity, students perform a reaction with different concentrations of reactants and monitor the temperature of the reaction. Activity contains procedure, analysis questions, and graph template. Students can save their answers...
Virginia Tech
Types of Equations
After learning about and reviewing the types of chemical equations and rules for balancing, students can practice balancing equations on interactive quizzes.
Texas Instruments
Texas Instruments: Enthalpy of an Ion
In this activity you will: Explore exothemic and endothermic reactions. Create a classroom calorimeter to measure energy of a reaction.
Other
New Mexico State University: Chemical Equilibrium
A one page tutorial which teaches the viewer how to predict and write equilibrium expressions and use them to calculate equilibrium concentrations. Discusses Le Chatelier's Principle.
Chemistry Collective
Chem Collective: Stoichiometry Applet
One of the first numerical problems encountered in introductory chemistry is that of "limiting reagents". This applet serves as a supplement to such calculations, providing imagery that helps students see beyond the rote mathematics.
Vision Learning
Visionlearning: Dalton's Playhouse
Travel back in history and visit the laboratories of Priestley, Lavoisier, and others. Take part in simulations of the experiments which laid the foundation for the scientific field of chemistry. Learn about the discoveries which lead to...
Other
New Mexico State University: Change in Entropy
An example of a calculation of the change in entropy in a simple chemical reaction.
Other
The Science House: Ziptop Bag Chemistry
In this experiment, three reactions are performed in a sealed Ziploc bag so that they can be observed. Students identify whether physical or chemical change has taken place.
Maryland Science Center
Maryland Science Center: Baggie Blast [Pdf]
See what happens when you mix vinegar, water, and baking soda.
American Chemical Society
Middle School Chemistry: Co2 Reacting With Water
See how carbon dioxide reacts with water to produce carbonic acid.
CK-12 Foundation
Ck 12: Chemistry: Conservation of Mass
[Free Registration/Login may be required to access all resource tools.] Describes the law of conservation of mass.
Dartmouth College
Dartmouth College: Qualitative Analysis of Anions
"In this experiment, you will observe the reactions of some simple salts, analyze common household chemicals, and identify an unknown sample by testing its reactivity."
Chemistry Collective
Chem Collective: Cobalt Chloride and Le Chatlier's Principle
In this activity, students safely explore the equilibrium reaction of the cobalt chloride reaction.
ClassFlow
Class Flow: Rates of Change
[Free Registration/Login Required] This is part 4 of a 4 part series to include the nature of chemical reactions, reaction types, and balancing chemical equations.
Frostburg State University
Frostburg State General Chemistry Online: Ionic Dissociation
Slides six and seven of a lecture series illustrate and explain ionic dissociation. These slides are in a group of nineteen slides about chemical reaction in solution.
Frostburg State University
Frostburg State General Chemistry Online: Electrolytes
These are slides eight through ten of a set of slides about Chemical reaction in solution. These slides discuss strong and weak electrolytes, acids, bases, and salts.