Chemical Engineering Thermodynamics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Engineering Thermodynamics, 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 Engineering Thermodynamics 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 Engineering Thermodynamics mcq questions that explore various aspects of Chemical Engineering Thermodynamics problems. Each MCQ is crafted to challenge your understanding of Chemical Engineering Thermodynamics 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 Engineering Thermodynamics 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 Engineering Thermodynamics. 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 Engineering Thermodynamics knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Engineering Thermodynamics MCQs | Page 53 of 55

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Q521.
At absolute zero temperature, the __________ of the gas is zero.

a.

pressure

b.

volume

c.

mass

d.

none of these

Discuss
Answer: (b).volume
Q522.
Which of the following equations is used for the prediction of activity co-efficient from experiments ?

a.

Van Laar equation

b.

Margules equation

c.

Wilson's equation

d.

all (a), (b) and (c)

Discuss
Answer: (d).all (a), (b) and (c)
Q523.
Entropy of a substance remains constant during a/an __________ change.

a.

reversible isothermal

b.

irreversible isothermal

c.

reversible adiabatic

d.

none of these

Discuss
Answer: (c).reversible adiabatic
Q524.
Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.

a.

below

b.

at

c.

above

d.

either 'b' or 'c'

Discuss
Answer: (a).below
Q525.
PVΚΈ = constant, holds good for an isentropic process, which is

a.

reversible and isothermal.

b.

isothermal and irreversible.

c.

reversible and adiabatic.

d.

adiabatic and irreversible.

Discuss
Answer: (c).reversible and adiabatic.
Q526.
Which of the following behaves most closely like an ideal gas ?

a.

He

b.

Nβ‚‚

c.

Oβ‚‚

d.

Hβ‚‚

Discuss
Answer: (a).He
Q527.
Compound having large heat of formation is

a.

more stable.

b.

less stable.

c.

not at all stable (like nascent Oβ‚‚).

d.

either more or less stable ; depends on the compound.

Discuss
Answer: (a).more stable.
Q528.
Second law of thermodynamics is concerned with the

a.

amount of energy transferred.

b.

direction of energy transfer.

c.

irreversible processes only.

d.

non-cyclic processes only.

Discuss
Answer: (b).direction of energy transfer.
Q529.
The third law of thermodynamics states that the

a.

heat capacity of a crystalline solid is zero at absolute zero temperature.

b.

heat transfer from low temperature to high temperature source is not possible without external work.

c.

gases having same reduced properties behave similarly.

d.

none of these.

Discuss
Answer: (a).heat capacity of a crystalline solid is zero at absolute zero temperature.
Q530.
Consider the reaction, C + Oβ‚‚ ↔ COβ‚‚ ;Ξ”H = - 94 kcal. What will be the value of Ξ”H for the reaction COβ‚‚ β†’ C + Oβ‚‚ ?

a.

-94 kcal

b.

+ 94 kcal

c.

> 94 kcal

d.

< -94 kcal

Discuss
Answer: (b).+ 94 kcal
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