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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.

Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about _______________ °C ?

A 50

B 70

C 90

D 140

Review Detailed Answer

Correct Answer: 90

Which of the following is a Naphthene ?

A Butene

B Butadiene

C Cyclohexane

D Acetylene

Review Detailed Answer

Correct Answer: Cyclohexane

Which is almost absent in crude petroleum ?

A Olefins

B Mercaptans

C Naphthenes

D Cycloparaffins

Review Detailed Answer

Correct Answer: Mercaptans

Hydrocracking employs ___________________?

A High pressure & temperature

B Low pressure & temperature

C High pressure and low temperature

D High temperature and low pressure

Review Detailed Answer

Correct Answer: High pressure & temperature

Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic____________________?

A Cracking

B Polymerisation

C Reforming

D Isomerisation

Review Detailed Answer

Correct Answer: Reforming

‘Solvent naphtha’ used mostly as a solvent in paints and perfumery is produced by the _________________ of virgin naphtha into small boiling range cuts?

A Steam reforming

B Distillation

C Desulphurisation

D None of these

Review Detailed Answer

Correct Answer: Distillation

Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its_________________?

A Molecular weight

B Aromatics content

C Both A. & B.

D Neither ‘a’ nor ‘b’

Review Detailed Answer

Correct Answer: Both A. & B.

Octane number (unleaded) of gasoline produced by isomerisation of butane may be about __________________?

A 45

B 55

C 70

D 90

Review Detailed Answer

Correct Answer: 70

Molecular weight of crude petroleum may be around________________?

A 50

B 250

C 1500

D 5000

Review Detailed Answer

Correct Answer: 50

The characterisation factor of crude petroleum oil is around__________________?

A 3

B 11

C 22

D 28

Review Detailed Answer

Correct Answer: 11

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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All Topics 9594

Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about _______________ °C ?

Which of the following is a Naphthene ?

Which is almost absent in crude petroleum ?

Hydrocracking employs ___________________?

Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic____________________?

‘Solvent naphtha’ used mostly as a solvent in paints and perfumery is produced by the _________________ of virgin naphtha into small boiling range cuts?

Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its_________________?

Octane number (unleaded) of gasoline produced by isomerisation of butane may be about __________________?

Molecular weight of crude petroleum may be around________________?

The characterisation factor of crude petroleum oil is around__________________?