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Redox Reactions
Evidence of Chemical Change
Learn how to tell if a chemical reaction has taken place.
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Evidence of Chemical Change
Chemical Reactions: Conditions & Speeds
Learn about the special conditions that let some chemical reactions take place.
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Chemical Reactions: Conditions & Speeds
Chemistry Videos
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Chemistry Videos
Why Do Apples Turn Brown After You Cut Them?
Has your fresh juicy apple turned an unsightly brown? Learn about the redox reaction behind the transformation.
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Why Do Apples Turn Brown After You Cut Them?
Catalytic Converters
Catalytic converters use noble metals as catalysts to speed up chemical reactions. This makes vehicle emissions less harmful.
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Catalytic Converters
Microbial Fuel Cells
In a few decades, some of the electricity you use might be generated by bacteria.
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Microbial Fuel Cells
How can I stop bananas from turning brown?
Explore the chemistry behind why bananas turn brown. Can chemistry also help prevent this?
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How can I stop bananas from turning brown?
How can you make popcorn kernels dance?
Get your popcorn kernels dancing with this uplifting chemical reaction.
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How can you make popcorn kernels dance?
What happens when acids and bases mix?
Learn about acid-base reactions. Make you own pH indicator and test it with different solutions.
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What happens when acids and bases mix?
How does a lithium-Ion battery work?
Learn about the electrochemistry in the batteries that power many of the devices you use every day.
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How does a lithium-Ion battery work?