This lab exercise exposes students to a potentially new alternative energy source-hydrogen gas. Student teams are given a hydrogen generator and an oxygen generator. They balance the chemical equation for the combustion of hydrogen gas...

[Free Registration/Login may be required to access all resource tools.] Students explore mass relations between reactants and products for a given chemical process, and practice balancing chemical equations.

Through informational text, interactive puzzles, and review questions, students differentiate ionic and covalent bonds and identify the properties of each. They also use oxidation numbers to predict formulas of ionic compounds, name...

A complete definition of reaction mechanism, intermediates, and rate limiting step can be found here. Understand how to evaluate a proposed reaction mechanism using the rate law. Find practice questions and check comprehension.

A good resource on chemical reactions, organized by topic: "Examples of chemical changes," "Chemical equations of chemical reactions," "Balancing equations," "Synthesis reactions," "Decomposition reactions," "Single replacement...

[Free Registration/Login may be required to access all resource tools.] Introduction to chemical reactions and equations.

Because atoms are neither created nor destroyed in a chemical reaction, the total mass of products in a reaction must be the same as the total mass of the reactants.

The objective of this article is to introduce how to balance redox reaction chemical equations in neutral solution.

Seven problem online chemistry quiz that tests understanding of the five categories of chemical reactions.

[Free Registration/Login may be required to access all resource tools.] An overview of chemical equations.

Use this narrated tutorial to help understand how to balance a chemical equation using coefficients and leaving formula subscripts unchanged. [9:35]

After learning about and reviewing the types of chemical equations and rules for balancing, students can practice balancing equations on interactive quizzes.

[Free Registration/Login may be required to access all resource tools.] What happens in a chemical reaction is explained, along with how it is represented by a chemical equation. In a chemical reaction, the law of conservation of matter...

Precipitation Reactions occur when cations and anions of aqueous solutions combine to form an insoluble ionic solid, called a precipitate. Whether or not such a reaction occurs can be determined by using the solubility rules for common...

This lesson focuses on chemical reactions including what they are and an explanation of each part of a chemical equation.

Students will perform chemical reactions for the class to observe evidence of reactions and write equations to describe the reaction.

Practice your balancing chemical equations skills with this interactive exercise. Students are given equations that need to be balanced. Tutorial gives immediate feedback by telling the students they are correct or incorrect. After...

Through example problems and explanation, students learn that net ionic equations attempt to show only the particles involved in a chemical reaction.

In this learning module, students will learning how to determine a rate equation by utilizing the graphical method.

Students learn the basics of writing and balancing the chemical equations of chemical reactions.

Information and examples on single and double replacement reactions, also called single displacement, single substitution, or activity replacement and double displacement, or metathesis. Practice problems with answers are available.

Young scholars use colored marshmallows (representing atoms) to construct compounds and arrange them into a balanced chemical equation.

Use chemical formulas to visualize how chemical equations are balanced.

[Free Registration/Login Required] Demonstrate a normal chemical reaction by dragging atoms from the products to create the reactants in this chemical equation.