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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.

The depression in freezing point of a solution is________________?

A Inversely proportional to the mass of solvent

B Directly proportional to the mole of solute

C Both A. and B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. and B.

At higher temperatures, molal heat capacities for most of the gases (at constant pressure) _______________ with increase in temperature?

A Varies linearly

B Increases

C Decreases

D Does not vary

Review Detailed Answer

Correct Answer: Increases

Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces ?

A RT

B P + (a/V2)

C (V – b)

D 1/RT

Review Detailed Answer

Correct Answer: RT

In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?

A 30 c.c acid and 30 c.c base

B 20 c.c acid and 25 c.c base

C 15 c.c acid and 35 c.c base

D 35 c.c acid and 15 c.c base

Review Detailed Answer

Correct Answer: 30 c.c acid and 30 c.c base

With increase in the solute concentration, the specific heat of aqueous solutions _____________________?

A Increases

B Decreases

C Remains unchanged

D Either A. or B.; depends on the type of solution

Review Detailed Answer

Correct Answer: Decreases

Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be _______________ atmosphere?

A 0.5

B 1

C 1.5

D 2

Review Detailed Answer

Correct Answer: 1

Which of the following is not a unit of kinematic viscosity ?

A Poise

B Stoke

C cm2/second

D None of these

Review Detailed Answer

Correct Answer: Poise

Isotopes are atoms having the same _____________________?

A Mass number

B Number of neutrons

C Atomic mass

D None of these

Review Detailed Answer

Correct Answer: None of these

The heat capacity of most substances is greater for the _______________ state?

A Solid

B Liquid

C Gaseous

D None of these

Review Detailed Answer

Correct Answer: Liquid

The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vaporised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is_________________?

A 0.4

B 0.6

C 0.8

D 0.2

Review Detailed Answer

Correct Answer: 0.6

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

The depression in freezing point of a solution is________________?

At higher temperatures, molal heat capacities for most of the gases (at constant pressure) _______________ with increase in temperature?

Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces ?

In which of the following case of mixing of a strong acid with strong base (each of 1N concentration), temperature increase will be the highest ?

With increase in the solute concentration, the specific heat of aqueous solutions _____________________?

Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be _______________ atmosphere?

Which of the following is not a unit of kinematic viscosity ?

Isotopes are atoms having the same _____________________?

The heat capacity of most substances is greater for the _______________ state?

The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vaporised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is_________________?