Explore topic-wise MCQs in Chemical Reaction Engineering.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Reaction Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

State true or false.
For a gas phase reaction, the rate of the reaction, (-rA)=- ( frac{1}{V} frac{dN_A}{dt}=- frac{dC_A}{dt} ) is valid only if A B.

A. True
B. False
Answer» B. False
Discussion
2.

The rate of a gas phase reaction involving the conversion of reactant i to product is expressed as ____

A. (-r<sub>i</sub>)=- ( frac{1}{V^2} frac{dN_i}{dt} )
B. (-r<sub>i</sub>)=- ( frac{1}{V} frac{dN_i}{dt} )
C. (-r<sub>i</sub>)=- ( frac{dN_i}{dt} )
D. (-r<sub>i</sub>)=-V ( frac{dN_i}{dt} )
Answer» C. (-r<sub>i</sub>)=- ( frac{dN_i}{dt} )
Discussion
3.

The progress of which among the following reactions results in an increase in volume?

A. A B
B. 3A B
C. A 4B
D. 2A B
Answer» D. 2A B
Discussion
4.

For an ideal gas at any given temperature and pressure, the ideal gas law is used to express ____

A. Concentration of gas molecules
B. Mobility of gas molecules
C. Kinetic energy of gas molecules
D. Potential energy of gas molecules
Answer» B. Mobility of gas molecules
Discussion
5.

Which of the following is true for gas phase reactions?

A. Increase in moles of product increases the volume of the reaction mixture
B. Increase in moles of product decreases the volume of the reaction mixture
C. Decrease in moles of product increases the volume of the reaction mixture
D. Increase in moles of product does not affect the volume of the reaction mixture
Answer» B. Increase in moles of product decreases the volume of the reaction mixture
Discussion