Chemical Reaction
Catalyst
Hydrogen Peroxide
Foam
Safety
100

This reaction occurs when hydrogen peroxide breaks into water and oxygen.

What is decomposition?

100

Yeast is an example of this, as it speeds up the reaction in the Elephant’s Toothpaste experiment.

What is a catalyst?

100

The Elephant’s Toothpaste reaction uses this compound, also known as H₂O₂.

What is hydrogen peroxide?

100

The foam in the reaction is created by the trapping of this gas.

What is oxygen?

100

To protect your eyes, it’s important to wear these during the experiment.

What are safety goggles?

200

The Elephant’s Toothpaste reaction is an example of this type of reaction that releases heat.

What is an exothermic reaction?

200

This solid compound, often used in high-school versions, is a strong catalyst for the reaction.

What is potassium iodide?

200

The concentration of hydrogen peroxide in store-bought bottles is typically around this percentage.

What is 3%?

200

Adding this kitchen item to the reaction creates foam by reducing surface tension.

What is dish soap?

200

High concentrations of hydrogen peroxide can cause burns, making this protective gear essential.

What are gloves?

300

The Elephant’s Toothpaste reaction demonstrates this key concept in chemistry, where molecules break apart.

What is decomposition?

300

This term describes the process of increasing a chemical reaction’s rate.

What is catalysis?

300

In the reaction, hydrogen peroxide breaks down into these two products.

What are water and oxygen?

300

This type of bubbly substance is created in the "elephant toothpaste" experiment when hydrogen peroxide breaks down into water and oxygen gas, with the help of yeast or potassium iodide as a catalyst

What is foam?

300

When conducting the experiment indoors, it’s important to perform it on this type of surface for easy cleanup.

What is a waterproof surface?

400

The heat produced in the reaction is evidence of this energy type being released.

What is thermal energy?

400

Yeast acts as a catalyst by using this type of biological molecule.

What is an enzyme?

400

Industrial-grade Elephant’s Toothpaste experiments use hydrogen peroxide with a concentration of up to this percentage.

What is 30%?

400

The speed of the foam expansion in Elephant’s In the "elephant toothpaste" experiment, this rapid decomposition reaction occurs when hydrogen peroxide is broken down, releasing this gaseous element that becomes trapped in soap bubbles. 

What is oxygen?

400

This action should be avoided after handling high-concentration hydrogen peroxide to prevent burns or irritation.

What is touching your face or eyes?

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