Learn about reactants and products, and substances formed in chemical reactions. And, see what happens to atoms after a chemical change with examples.

Learn about types of chemical reactions. Study how chemical reactions work, examine how to classify types of reactions, and discover chemical reaction examples.

Learn what chemical changes are and see the evidence and signs of chemical changes, as well as how they can serve as indicators of a chemical reaction.

What is a chemical change? Explore the properties, effects, and characteristics of chemical changes that occur using decomposition and combination as examples.

A chemical equation uses chemical formulas to illustrate what is happening in a reaction. To show the law of conservation of mass in an equation, however, the chemical equation must be completely ...

Learn what the activation energy of a chemical reaction is and how it is lowered with the use of catalysts. See some examples of catalysts.

This lesson will cover what happens when a chemical reaction occurs, the types of chemical reactions, and how to know if a chemical reaction occurs.

Learn about the steps to balancing chemical equations. Understand how to balance chemical equations, practice balancing chemical equations, and see examples.

What is a decomposition reaction? Learn what makes a decomposition reaction unique, as well as characteristics and real world uses.

Learn about chemical equations. Understand how chemical equations represent chemical reactions, and explore components of chemical equations through examples.