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Chemical Reactions and Catalysts

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Questions and Answers

Which of the following is a characteristic of a chemical reaction?

Change in color (correct)

Change in atomic number

Change in molecular weight

Change in state of matter

What is the role of a catalyst in a chemical reaction?

Increase the rate of reaction without being consumed (correct)

Generate additional products

Change the nature of reactants

Decrease the rate of reaction by being consumed

What is the molecular formula of sulfuric acid?

H2S2O4

H2SO4 (correct)

HSO4

H2SO3

Chemical Reactions and Catalysts

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Questions and Answers

Which of the following is a characteristic of a chemical reaction?

What is the role of a catalyst in a chemical reaction?

What is the molecular formula of sulfuric acid?

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