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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.

Which of the following gases will have the- highest kinetic energy per mole at the same pressure & temperature ?

A Chlorine

B Nitrogen

C Ethane

D All the gases will have the same KE

Review Detailed Answer

Correct Answer: All the gases will have the same KE

If 1 Nm3 of O2 contains ‘N’ number of molecules, then number of molecules in 2Nm3 of SO2 will be_________________?

A N

B N/2

C 2N

D 4N

Review Detailed Answer

Correct Answer: N

The heat capacity of a substance is ____________________?

A Greater for liquid state than for solid state

B Lower for liquid state than for gaseous state

C Higher for solid state than for liquid state

D Equal for solid and liquid states below melting point

Review Detailed Answer

Correct Answer: Greater for liquid state than for solid state

The total number of atoms in 8.5 gm of NH3 is _______________ × 1023?

A 9.03

B 3.01

C 1.204

D 6.02

Review Detailed Answer

Correct Answer: 9.03

As per Kirchhoff s equation, the heat of reaction is affected by the__________________?

A Pressure

B Volume

C Temperature

D Molecularity

Review Detailed Answer

Correct Answer: Temperature

A perfectly insulated container of volume V is divided into two equal halves by a partition. One side is under vacuum, while the other side has one mole of an ideal gas (with constant heat capacity) at 298 K. If the partition is broken, the final temperature of the gas in the container___________________?

A Will be greater than 298 K

B Will be 298 K

C Will be less than 298 K

D Cannot be determined

Review Detailed Answer

Correct Answer: Will be less than 298 K

“The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface”. This statement pertaining to the solubility of gases in liquid is the ______________ law?

A Raoult’s

B Henry’s

C Amagat’s

D None of these

Review Detailed Answer

Correct Answer: Henry’s

______________ equation gives the effect of temperature on heat of reaction ?

A Kirchoff’s

B Maxwell’s

C Antoine

D Kistyakowsky

Review Detailed Answer

Correct Answer: Kirchoff’s

Addition of a non-volatile solute to a pure solvent ____________________?

A Increases its freezing point

B Increases its boiling point

C Decreases its freezing point

D Both B. and C.

Review Detailed Answer

Correct Answer: Both B. and C.

If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its___________________?

A Bubble point

B Saturation temperature

C Dew point

D Both B. and C.

Review Detailed Answer

Correct Answer: Both B. and C.

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following gases will have the- highest kinetic energy per mole at the same pressure & temperature ?

If 1 Nm3 of O2 contains ‘N’ number of molecules, then number of molecules in 2Nm3 of SO2 will be_________________?

The heat capacity of a substance is ____________________?

The total number of atoms in 8.5 gm of NH3 is _______________ × 1023?

As per Kirchhoff s equation, the heat of reaction is affected by the__________________?

“The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface”. This statement pertaining to the solubility of gases in liquid is the ______________ law?

______________ equation gives the effect of temperature on heat of reaction ?

Addition of a non-volatile solute to a pure solvent ____________________?

If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its___________________?