Chemical Kinetics

Catalysis MCQs with Answers

Welcome to the Catalysis MCQs with Answers, it helps learners quickly identify areas for improvement in Catalysis Online Test.

Catalysis is a crucial process in chemistry, where catalysts accelerate chemical reactions without being consumed. Catalysts provide an alternative reaction pathway with lower activation energy, making reactions more efficient. This concept is essential in industrial processes, including the production of chemicals, pharmaceuticals, and fuels.

For students and professionals preparing for assessments, Catalysis MCQs with Answers are invaluable resources. These multiple choice questions cover various aspects of catalysis, such as the types of catalysts, reaction mechanisms, and applications in different fields. By practicing Multiple Choice Questions on Catalysis, individuals can enhance their understanding of how catalysts function and their impact on reaction rates.

Catalysis Quiz Questions offer practical scenarios that test knowledge on the specifics of catalytic processes. These quizzes often explore the differences between homogeneous and heterogeneous catalysis, as well as enzyme catalysis in biological systems. A Catalysis Practice Test provides a comprehensive review, allowing individuals to test their knowledge and identify areas needing further study.

Catalysis Exam Questions delve into more complex topics, such as designing novel catalysts and understanding catalytic cycles in detail. These questions not only assess theoretical knowledge but also the practical application of catalysis concepts, ensuring a well-rounded grasp of the subject.

Catalysis Online Quiz

By presenting 3 options to choose from, Catalysis Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Catalysis Questions and Answers and click over the correct answer.

  • Test Name: Catalysis MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quiz, simply click on question and comment below that question, so that we can update the answer in the quiz section.

Catalysis MCQs

Catalysis

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1 / 40

Which type of catalysis uses a solid catalyst and gaseous or liquid reactants?

2 / 40

Which type of catalyst is used in the Fischer-Tropsch process?

3 / 40

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

4 / 40

What is a common catalyst used in the alkylation of hydrocarbons?

5 / 40

What is the term for the decrease in catalytic activity over time?

6 / 40

In an enzyme-catalyzed reaction, what effect does increasing the substrate concentration have on the rate of reaction?

7 / 40

What is the term for a substance that decreases the effectiveness of a catalyst?

8 / 40

Which metal is commonly used as a catalyst in hydrogenation reactions?

9 / 40

What type of catalyst is used in the catalytic reforming of naphtha?

10 / 40

What is the role of promoters in catalytic reactions?

11 / 40

Which type of catalyst is commonly used in the Ostwald process for nitric acid production?

12 / 40

What is the term for a catalyst that operates at the interface between two phases?

13 / 40

What is the term for the temporary complex formed between an enzyme and its substrate?

14 / 40

Which process uses zeolites as catalysts?

15 / 40

What is autocatalysis?

16 / 40

What is the role of ligands in homogeneous catalysis?

17 / 40

In enzyme catalysis, what is the molecule that an enzyme acts upon called?

18 / 40

What is the effect of a catalyst on the equilibrium position of a reaction?

19 / 40

Which type of catalysis involves metal ions as catalysts in biochemical reactions?

20 / 40

Which type of catalysis involves the use of light to accelerate a reaction?

21 / 40

Which type of catalysis involves the catalyst in a different phase than the reactants?

22 / 40

What is a key feature of enzymes that allows them to be highly specific catalysts?

23 / 40

What is the term for a catalyst that increases the rate of a reaction without being consumed?

24 / 40

In which process is a vanadium(V) oxide catalyst used?

25 / 40

Which process uses titanium chloride as a catalyst?

26 / 40

Which catalyst is used in the Haber process for ammonia synthesis?

27 / 40

In which type of catalysis is the reaction rate proportional to the surface area of the catalyst?

28 / 40

What is the term for the specific area of an enzyme where catalysis occurs?

29 / 40

What type of catalysis involves biological molecules?

30 / 40

What type of catalysis is involved in the reaction between an acid and a base?

31 / 40

Which type of catalyst is often used in the catalytic converters of cars?

32 / 40

Which type of catalyst is commonly used in oxidation reactions in the liquid phase?

33 / 40

Which type of catalysis involves the catalyst in the same phase as the reactants?

34 / 40

Which process uses nickel as a catalyst for hydrogenation of vegetable oils?

35 / 40

Which type of catalysis is used in biochemical reactions?

36 / 40

Which enzyme acts as a catalyst in the breakdown of hydrogen peroxide?

37 / 40

What is the effect of a catalyst on the rate constant of a reaction?

38 / 40

What is the name of the model that explains enzyme-substrate interaction?

39 / 40

What is the main advantage of using a heterogeneous catalyst over a homogeneous catalyst?

40 / 40

What type of reaction occurs on the surface of a solid catalyst?

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Catalysis Flashcards

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

Lowers activation energy

Which type of catalysis involves the catalyst in the same phase as the reactants?

Homogeneous catalysis

Which type of catalysis involves the catalyst in a different phase than the reactants?

Heterogeneous catalysis

What is the term for a catalyst that increases the rate of a reaction without being consumed?

True catalyst

Which metal is commonly used as a catalyst in hydrogenation reactions?

Platinum

What is the effect of a catalyst on the equilibrium position of a reaction?

No effect

Which type of catalyst is often used in the catalytic converters of cars?

Platinum

Which enzyme acts as a catalyst in the breakdown of hydrogen peroxide?

Catalase

What is the term for a substance that decreases the effectiveness of a catalyst?

Inhibitor

What is the name of the model that explains enzyme-substrate interaction?

Lock and key model

What type of catalysis is involved in the reaction between an acid and a base?

Acid-base catalysis

Which catalyst is used in the Haber process for ammonia synthesis?

Iron

Which process uses zeolites as catalysts?

Catalytic cracking

What is the role of promoters in catalytic reactions?

Increase catalyst efficiency

What type of reaction occurs on the surface of a solid catalyst?

Surface reaction

What type of catalysis involves biological molecules?

Enzyme catalysis

In enzyme catalysis, what is the molecule that an enzyme acts upon called?

Substrate

What is the term for the specific area of an enzyme where catalysis occurs?

Active site

What is autocatalysis?

Reaction where the product acts as a catalyst

Which type of catalyst is commonly used in the Ostwald process for nitric acid production?

Platinum

Which process uses nickel as a catalyst for hydrogenation of vegetable oils?

Hydrogenation

Which type of catalysis involves the use of light to accelerate a reaction?

Photocatalysis

What is the term for a catalyst that operates at the interface between two phases?

Interfacial catalyst

What is a common catalyst used in the alkylation of hydrocarbons?

Aluminum chloride

In which process is a vanadium(V) oxide catalyst used?

Contact process

What is the main advantage of using a heterogeneous catalyst over a homogeneous catalyst?

Easier separation from products

Which type of catalysis is used in biochemical reactions?

Enzyme catalysis

What is the term for the temporary complex formed between an enzyme and its substrate?

Enzyme-substrate complex

What is the effect of a catalyst on the rate constant of a reaction?

Increases it

Which type of catalysis involves metal ions as catalysts in biochemical reactions?

Metalloenzyme catalysis

What type of catalyst is used in the catalytic reforming of naphtha?

Platinum

Which type of catalysis uses a solid catalyst and gaseous or liquid reactants?

Heterogeneous catalysis

In an enzyme-catalyzed reaction, what effect does increasing the substrate concentration have on the rate of reaction?

Increases until saturation

Which type of catalyst is used in the Fischer-Tropsch process?

Iron or cobalt

What is the role of ligands in homogeneous catalysis?

Stabilize the catalyst

In which type of catalysis is the reaction rate proportional to the surface area of the catalyst?

Heterogeneous catalysis

Which type of catalyst is commonly used in oxidation reactions in the liquid phase?

Manganese dioxide

What is a key feature of enzymes that allows them to be highly specific catalysts?

Specific active sites

What is the term for the decrease in catalytic activity over time?

Catalyst deactivation

Which process uses titanium chloride as a catalyst?

Ziegler-Natta polymerization

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