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 14 of 50

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Q131.
The effect of increasing pressure on the gaseous equilibrium of the reaction 2X+3Y ↔ 3X+2Y indicates that

a.

pressure has no effect.

b.

backward reaction is favoured.

c.

forward reaction is favoured.

d.

none of these.

Discuss
Answer: (a).pressure has no effect.
Q132.
If in the gaseous phase reaction, N₂O₄ ↔ 2NO₂, x is the part of N₂O₄ which dissociates, then the number of molecules at equilibrium will be

a.

(1 + x)

b.

(1 - x)

c.

(1 + x)²

d.

(1 - x)²

Discuss
Answer: (a).(1 + x)
Q133.
A batch reactor is characterised by

a.

constant residence time.

b.

variation in extent of reaction and properties of the reaction mixture with time.

c.

variation in reactor volume.

d.

very low conversion.

Discuss
Answer: (b).variation in extent of reaction and properties of the reaction mixture with time.
Q134.
When a catalyst increases the rate of forward reaction, the value of rate constant

a.

increases

b.

decreases

c.

remain same

d.

becomes infinite

Discuss
Answer: (a).increases
Q135.
Rate determining step in a reaction consisting of a number of steps in series is the __________ step.

a.

fastest

b.

slowest

c.

intermediate

d.

data insufficient; can't be predicted

Discuss
Answer: (b).slowest
Q136.
The following half life data are available for the irreversible liquid phase reaction A → products. The overall order of reaction is

a.

0.5

b.

1

c.

1.5

d.

2

Discuss
Answer: (c).1.5
Q137.
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
Q138.
The reaction rate constants at two different temperature T₁ and T₂ are related by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q139.
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
Q140.
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
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