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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 is the most soluble in water ?

A NH3

B CO2

C H2S

D CH4

Review Detailed Answer

Correct Answer: NH3

Clausius Clapeyron equation applies to the _____________ process?

A Sublimation

B Melting

C Vaporisation

D All A., B. & C.

Review Detailed Answer

Correct Answer: All A., B. & C.

The molecular velocity of a real gas is proportional to (where, T = absolute temperature of the gas)?

A √T

B T

C T2

D 1/√T

Review Detailed Answer

Correct Answer: √T

80 kg of Na2SO4 (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na2SO4 .10H2O crystals separate out. The weight fraction of Na2SO4 in the remaining solution is_________________?

A 0.00

B 0.18

C 0.24

D 1.00

Review Detailed Answer

Correct Answer: 0.18

Solutions having the same osmotic pressure are called _____________ solutions?

A Dilute

B Ideal

C Isotonic

D Saturated

Review Detailed Answer

Correct Answer: Isotonic

The viscosity of water at room temperature may be around one ___________________?

A Centipoise

B Poise

C Stoke

D Both B. & C.

Review Detailed Answer

Correct Answer: Centipoise

Which of the following ideal gas laws are not applicable to mixture of gases ?

A Amagat’s law

B Dalton’s law

C Boyle’s law & Charle’s Law

D None of these

Review Detailed Answer

Correct Answer: Boyle’s law & Charle’s Law

_________________ chart is a graph related to Antoine equation ?

A Ostwald

B Cox

C Mollier’s

D Enthalpy-concentration

Review Detailed Answer

Correct Answer: Cox

In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality ?

A Use of equation of state

B Fugacity co-efficient

C Activity co-efficient

D None of these

Review Detailed Answer

Correct Answer: Activity co-efficient

The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?

A 10%

B 5%

C 18.18%

D 20%

Review Detailed Answer

Correct Answer: 20%

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following gases is the most soluble in water ?

Clausius Clapeyron equation applies to the _____________ process?

The molecular velocity of a real gas is proportional to (where, T = absolute temperature of the gas)?

80 kg of Na2SO4 (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na2SO4 .10H2O crystals separate out. The weight fraction of Na2SO4 in the remaining solution is_________________?

Solutions having the same osmotic pressure are called _____________ solutions?

The viscosity of water at room temperature may be around one ___________________?

Which of the following ideal gas laws are not applicable to mixture of gases ?

_________________ chart is a graph related to Antoine equation ?

In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality ?

The molar composition of a gas is 10% H2, 10% O2, 30% CO2 and balance H2O. If 50% H2O condenses, the final mole percent of H2 in the gas on a dry basis will be_______________?