Podcast
Questions and Answers
What is the role of manganese dioxide in the decomposition of hydrogen peroxide?
What is the role of manganese dioxide in the decomposition of hydrogen peroxide?
- To act as a catalyst and speed up the reaction (correct)
- To change the physical state of the reactants
- To increase the activation energy of the reaction
- To decrease the concentration of the reactants
What type of catalysis occurs when the catalyst is in the same physical phase as the reactants?
What type of catalysis occurs when the catalyst is in the same physical phase as the reactants?
- Homogeneous catalysis (correct)
- Autocatalysis
- Heterogeneous catalysis
- Intermediate formation theory
What is the minimum energy required for colliding particles to result in a reaction?
What is the minimum energy required for colliding particles to result in a reaction?
- Reaction rate
- Activation energy (correct)
- Temperature
- Concentration of reactants
What is the term for a product of a reaction becoming a catalyst for the same reaction?
What is the term for a product of a reaction becoming a catalyst for the same reaction?
What is the term for the rate at a particular point in time during a reaction?
What is the term for the rate at a particular point in time during a reaction?
What is the theory that involves homogeneous catalysis and proposes the formation of an intermediate complex?
What is the theory that involves homogeneous catalysis and proposes the formation of an intermediate complex?
What is the primary function of the catalyst in a catalytic reaction?
What is the primary function of the catalyst in a catalytic reaction?
What is the term for the accumulation of one substance at the surface of another?
What is the term for the accumulation of one substance at the surface of another?
What is the effect of an increase of 10K on the reaction mixture?
What is the effect of an increase of 10K on the reaction mixture?
What is the term for particles that block active sites on the catalyst?
What is the term for particles that block active sites on the catalyst?
How does the fineness of the catalyst affect the reaction rate?
How does the fineness of the catalyst affect the reaction rate?
What is the relationship between concentration and rate of reaction?
What is the relationship between concentration and rate of reaction?
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