Chemical Reaction Engineering MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Reaction Engineering, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chemical Reaction Engineering MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chemical Reaction Engineering mcq questions that explore various aspects of Chemical Reaction Engineering problems. Each MCQ is crafted to challenge your understanding of Chemical Reaction Engineering principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chemical Reaction Engineering MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chemical Reaction Engineering. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chemical Reaction Engineering knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Reaction Engineering MCQs | Page 48 of 50

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Q471.
A second order liquid phase reaction, A โ†’ B, is carried out in a mixed flow reactor operated in semi batch mode (no exit stream). The reactant A at concentration CAF is fed to the reactor at a volumetric flow rate of F. The volume of the reacting mixture is V and the density of the liquid mixture is constant. The mass balance for A is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q472.
The following half life data are available for the irreversible liquid phase reaction A โ†’ products. The overall order of reaction is

a.

0.5

b.

1

c.

1.5

d.

2

Discuss
Answer: (c).1.5
Q473.
A non-catalytic chemical reaction of the following type is called a __________ reaction.

a.

parallel

b.

series

c.

series-parallel

d.

none of these

Discuss
Answer: (c).series-parallel
Q474.
The reaction rate constants at two different temperature Tโ‚ and Tโ‚‚ are related by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q475.
What is the order of chemical reaction given below , if it is found that the reaction rate doubles on doubling the concentration of B and also the reaction rate doubles when the concentrations of both A & B were doubled and quandrupled when the concentrations of both B & C were doubled ?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q476.
If n = overall order of a chemical reaction, a = initial concentration of reactant, t = time required to complete a definite fraction of the reaction. Then pick out the correct relationship.

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q477.
The order of the chemical reaction given below, whose rate equation is given as -rแด€ = KCแด€². Cส™ is

a.

0

b.

1

c.

2

d.

3

Discuss
Answer: (d).3
Q478.
With increase in Kโ‚‚/Kโ‚ in case of a unimolecular type elementary reactions given below, the fractional yield of 'R' in mixed reactor (for a given conversion of 'A')

a.

decreases

b.

increases

c.

increases linearly

d.

remains same

Discuss
Answer: (a).decreases
Q479.
Collision theory gives the rate constant for bimolecular reaction as

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q480.
The temperature dependence of reaction rate constant (K) by Arhenius law is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
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