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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.

Flash point of an oil is determined by the _____________________?

A Pensky Martens apparatus

B Ramsbottom apparatus

C Saybolt viscometer

D Conradson apparatus

Review Detailed Answer

Correct Answer: Pensky Martens apparatus

Catalyst used in catalytic polymerisation which produces polymer gasoline is_________________?

A H2SO4

B H3PO4

C Both A. and B.

D AlCl3

Review Detailed Answer

Correct Answer: Both A. and B.

Hydrogen percentage (by weight) in crude petroleum may be about __________________?

A 5

B 15

C 25

D 35

Review Detailed Answer

Correct Answer: 5

An upper limit of oil content is limited to about ______________ percent for achieving efficient and satisfactory level of wax sweating?

A 5

B 15

C 40

D 60

Review Detailed Answer

Correct Answer: 40

Petroleum liquid fuels having flash point greater than 66°C is considered as safe during storage and handling. Which of the following has flash point > 66°C ?

A Naphtha

B Petrol

C Kerosene

D Heavy fuel oil

Review Detailed Answer

Correct Answer: Heavy fuel oil

Solvent used for dewaxing of petroleum products are____________________?

A Furfural

B Methyl ethyl ketone (MEK)

C Propane

D Both B. & C.

Review Detailed Answer

Correct Answer: Propane

The general formula of naphthenes is___________________?

A CnH2n + 2

B CnH2n-6 (where, n ≥ 6)

C CnHn-4

D Same as that for olefins i.e. CnH2n

Review Detailed Answer

Correct Answer: CnH2n-6 (where, n ≥ 6)

Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with __________________?

A Methyl alcohol

B Ethyl alcohol

C Methane

D Ethane

Review Detailed Answer

Correct Answer: Methyl alcohol

Extractor temperature is maintained at -20°C in Edeleanu process to reduce the _________________ of kerosene?

A Smoke point

B Paraffins

C Aromatics

D Naphthenes

Review Detailed Answer

Correct Answer: Paraffins

Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about ________________ mm Hg absolute?

A 1 to 5

B 30 to 80

C 250 to 350

D 450 to 500

Review Detailed Answer

Correct Answer: 30 to 80

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Flash point of an oil is determined by the _____________________?

Catalyst used in catalytic polymerisation which produces polymer gasoline is_________________?

Hydrogen percentage (by weight) in crude petroleum may be about __________________?

An upper limit of oil content is limited to about ______________ percent for achieving efficient and satisfactory level of wax sweating?

Petroleum liquid fuels having flash point greater than 66°C is considered as safe during storage and handling. Which of the following has flash point > 66°C ?

Solvent used for dewaxing of petroleum products are____________________?

The general formula of naphthenes is___________________?

Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with __________________?

Extractor temperature is maintained at -20°C in Edeleanu process to reduce the _________________ of kerosene?

Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about ________________ mm Hg absolute?