Introduction to Catalysts and Investigating Catalytic Activity with Hydrogen Peroxide Decomposition

Introduction to Catalysts and Investigating Catalytic Activity with Hydrogen Peroxide Decomposition

Assessment

Interactive Video

Chemistry, Science, Physics

University

Hard

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The video tutorial explains the concept of catalysts and their role in chemical reactions. Catalysts provide alternative reaction pathways with lower activation energy, increasing the reaction rate without being consumed. Industrial applications, such as catalytic converters, use catalysts to reduce harmful emissions. Enzymes, as biological catalysts, facilitate reactions in living organisms and are used in various processes like fermentation and stain removal. An experiment is described to test the effectiveness of different materials as catalysts in the decomposition of hydrogen peroxide.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is a catalyst and how does it affect the rate of a chemical reaction?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the concept of activation energy and its significance in chemical reactions.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe how catalysts provide an alternative reaction pathway.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What are some common materials used as catalysts in industrial processes?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How do enzymes function as biological catalysts?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What factors can affect the effectiveness of enzymes as catalysts?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Outline an experiment to investigate the catalytic activity of different substances.

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