It looks like you need to review the steps of balancing chemical equations. It might also help you to view examples of balanced equations, so you'll know what to look for. If you'd like more practice, here's a set of free worksheets you can print to work example problems and see answers.

When you think you're ready, take another quiz about balancing equations to test yourself.

Good job! You're familiar with how to balance equations. If you're a little unsure of your skills, you can review the steps to balancing equations. From here, the next logical step is to practice balancing redox reactions (chemical equations involving electrical charges).

Are you ready for another quiz? See if you can classify these chemical reactions according to the type of reaction.