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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.

Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be___________________?

A Same

B Doubled

C Halved

D One fourth of its original value

Review Detailed Answer

Correct Answer: Same

Isobaric process means a constant process ?

A Temperature

B Pressure

C Volume

D Entropy

Review Detailed Answer

Correct Answer: Pressure

The activity of an ideal gas is numerically ____________ its pressure?

A More than

B Less than

C Equal to

D Data insufficient, can’t be predicted

Review Detailed Answer

Correct Answer: Equal to

Rotary lime kiln is an example of a/an _____________ system?

A Closed

B Open

C Isolated

D Non-thermodynamic

Review Detailed Answer

Correct Answer: Open

During the phase transition, _______________ changes?

A Pressure

B Volume

C Temperature

D All A , B. and C

Review Detailed Answer

Correct Answer: Volume

For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system _____________ as its mole fraction increases?

A Decreases

B Increases

C Remain same

D Decreases linearly

Review Detailed Answer

Correct Answer: Increases

Clausius-Clapeyron equation is applicable to _____________ equilibrium processes?

A Solid-vapor

B Solid-liquid

C Liquid-vapor

D All A, B. and C

Review Detailed Answer

Correct Answer: All A, B. and C

Mollier chart is a _____________ plot?

A Pressure vs. enthalpy

B Pressure vs. volume

C Enthalpy vs. entropy

D Temperature vs. entropy

Review Detailed Answer

Correct Answer: Enthalpy vs. entropy

The four properties of a system viz. P, V, T, S are related by ______________ equation?

A Gibbs-Duhem

B Gibbs-Helmholtz

C Maxwell’s

D None of these

Review Detailed Answer

Correct Answer: Maxwell’s

During a reversible isothermal expansion of an ideal gas, the entropy change is___________________?

A +ve

B 0

C -ve

D ∞

Review Detailed Answer

Correct Answer: +ve

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be___________________?

Isobaric process means a constant process ?

The activity of an ideal gas is numerically ____________ its pressure?

Rotary lime kiln is an example of a/an _____________ system?

During the phase transition, _______________ changes?

For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system _____________ as its mole fraction increases?

Clausius-Clapeyron equation is applicable to _____________ equilibrium processes?

Mollier chart is a _____________ plot?

The four properties of a system viz. P, V, T, S are related by ______________ equation?

During a reversible isothermal expansion of an ideal gas, the entropy change is___________________?