Chemical Reaction Engineering MCQ MCQs & Online Practice

Q1. What is the primary aim of chemical reaction engineering?

📘 View Explanation

Q2. A batch reactor is:

📘 View Explanation

Q3. For a first order reaction, the rate law is:

📘 View Explanation

Q4. The order of a reaction is determined by:

📘 View Explanation

Q5. Which reactor provides the same composition at inlet and outlet?

📘 View Explanation

Q6. Space time (τ) in a reactor is:

📘 View Explanation

Q7. In a plug flow reactor (PFR), the fluid moves:

📘 View Explanation

Q8. An increase in temperature usually causes reaction rate to:

📘 View Explanation

Q9. Catalysts affect reactions by:

📘 View Explanation

Q10. A zero-order reaction rate depends on:

📘 View Explanation

Q11. Arrhenius equation links rate constant with:

📘 View Explanation

Q12. Maximum gas conversion generally occurs in:

📘 View Explanation

Q13. The Thiele modulus is associated with:

📘 View Explanation

Q14. Pseudo-first order reactions:

📘 View Explanation

Q15. An ideal CSTR achieves steady-state when:

📘 View Explanation

Q16. Residence time distribution (RTD) analysis is useful for:

📘 View Explanation

Q17. For a reversible reaction at equilibrium:

📘 View Explanation

Q18. Which reactor is best for autocatalytic reactions?

📘 View Explanation

Q19. In a gas-solid catalytic reactor the controlling step can be:

📘 View Explanation

Q20. Conversion (X) for a plug flow reactor is given by:

📘 View Explanation

Q21. Heat effects in exothermic reactions cause:

📘 View Explanation

Q22. In parallel reactions, selectivity towards desired product is increased by:

📘 View Explanation

Q23. Effectiveness factor in heterogeneous catalysis is:

📘 View Explanation

Q24. Which law relates the rate of reaction to concentration for elementary reactions?

📘 View Explanation

Q25. A continuous stirred tank reactor (CSTR) has:

📘 View Explanation

Q26. Plug flow reactors are more appropriate when:

📘 View Explanation

Q27. Gas-liquid reactions are influenced by:

📘 View Explanation

Q28. Selectivity in parallel reactions is defined as:

📘 View Explanation

Q29. Escape of catalyst particles from a reactor affects:

📘 View Explanation

Q30. Pressure drop in a packed bed reactor leads to:

📘 View Explanation

Chemical Reaction Engineering MCQ

Q1. What is the primary aim of chemical reaction engineering?

Q2. A batch reactor is:

Q3. For a first order reaction, the rate law is:

Q4. The order of a reaction is determined by:

Q5. Which reactor provides the same composition at inlet and outlet?

Q6. Space time (τ) in a reactor is:

Q7. In a plug flow reactor (PFR), the fluid moves:

Q8. An increase in temperature usually causes reaction rate to:

Q9. Catalysts affect reactions by:

Q10. A zero-order reaction rate depends on:

Q11. Arrhenius equation links rate constant with:

Q12. Maximum gas conversion generally occurs in:

Q13. The Thiele modulus is associated with:

Q14. Pseudo-first order reactions:

Q15. An ideal CSTR achieves steady-state when:

Q16. Residence time distribution (RTD) analysis is useful for:

Q17. For a reversible reaction at equilibrium:

Q18. Which reactor is best for autocatalytic reactions?

Q19. In a gas-solid catalytic reactor the controlling step can be:

Q20. Conversion (X) for a plug flow reactor is given by:

Q21. Heat effects in exothermic reactions cause:

Q22. In parallel reactions, selectivity towards desired product is increased by:

Q23. Effectiveness factor in heterogeneous catalysis is:

Q24. Which law relates the rate of reaction to concentration for elementary reactions?

Q25. A continuous stirred tank reactor (CSTR) has:

Q26. Plug flow reactors are more appropriate when:

Q27. Gas-liquid reactions are influenced by:

Q28. Selectivity in parallel reactions is defined as:

Q29. Escape of catalyst particles from a reactor affects:

Q30. Pressure drop in a packed bed reactor leads to:

📌 Explore More