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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will_________________?

A Increase

B Decrease

C Remain unchanged

D First fall and then rise

Review Detailed Answer

Correct Answer: Increase

As the temperature is lowered towards the absolute zero, the value of the quantity (∂ΔF/∂T) approaches________________?

A Zero

B Unity

C Infinity

D None of these

Review Detailed Answer

Correct Answer: Zero

The temperature at which both liquid and gas phases are identical, is called the _____________ point?

A Critical

B Triple

C Freezing

D Boiling

Review Detailed Answer

Correct Answer: Critical

Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2.Degree of dissociation of PCl5 will_________________?

A Decrease on addition of Cl2

B Increase on addition of an inert gas at constant pressure

C Decrease on increasing the pressure of the system

D None of these

Review Detailed Answer

Correct Answer: None of these

If an ideal solution is formed by mixing two pure liquids in any proportion, then the ___________________ of mixing is zero?

A Enthalpy

B Volume

C Both A. & B.

D Neither A nor B

Review Detailed Answer

Correct Answer: Both A. & B.

The expression, nRT ln(P1/P2), is for the _____________of an ideal gas?

A Compressibility

B Work done under adiabatic condition

C Work done under isothermal condition

D Co-efficient of thermal expansion

Review Detailed Answer

Correct Answer: Work done under isothermal condition

Entropy is a/an___________________?

A State function

B Macroscopic property

C Extensive property

D None of these

Review Detailed Answer

Correct Answer: None of these

Critical compressibility factor for all substances___________________?

A Are more or less constant (vary from 0.2 to 0.3)

B Vary as square of the absolute temperature

C Vary as square of the absolute pressure

D None of these

Review Detailed Answer

Correct Answer: Are more or less constant (vary from 0.2 to 0.3)

Isentropic process means a constant _____________________ process ?

A Enthalpy

B Pressure

C Entropy

D None of these

Review Detailed Answer

Correct Answer: Entropy

Entropy of an ideal gas depends upon its__________________?

A Pressure

B Temperature

C Both A. & B

D Neither A. nor B

Review Detailed Answer

Correct Answer: Both A. & B

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will_________________?

As the temperature is lowered towards the absolute zero, the value of the quantity (∂ΔF/∂T) approaches________________?

The temperature at which both liquid and gas phases are identical, is called the _____________ point?

Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 ⇌ PCl3 + Cl2.Degree of dissociation of PCl5 will_________________?

If an ideal solution is formed by mixing two pure liquids in any proportion, then the ___________________ of mixing is zero?

The expression, nRT ln(P1/P2), is for the _____________of an ideal gas?

Entropy is a/an___________________?

Critical compressibility factor for all substances___________________?

Isentropic process means a constant _____________________ process ?

Entropy of an ideal gas depends upon its__________________?