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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 has the highest gum forming tendency in gosoline ?

A Paraffins

B Diolefins

C Aromatics

D Naphthenes

Review Detailed Answer

Correct Answer: Diolefins

Operating condition in the electrical dehydrators for crude oil is about____________________?

A 6.5 kgf/Cm2 & 95°C

B 1 atm. & 110 °C

C 20 kgf/cm2 & 110°C

D 50 atm. and 150°C

Review Detailed Answer

Correct Answer: 6.5 kgf/Cm2 & 95°C

Which of the following has the maximum °API gravity of all ?

A Diesel

B Kerosene

C Petrol

D Furnace oil

Review Detailed Answer

Correct Answer: Petrol

Deoiling is the process of removal of oil from wax. It is done by the _______________ process?

A Solvent extraction

B Sweating

C Resettling

D All A., B. & C.

Review Detailed Answer

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

In the atmospheric pressure crude distillation, the content of _____________ from lighter fraction to heavier ones?

A Sulphur increases

B Sulphur decreases

C Nitrogen decreases

D None of these

Review Detailed Answer

Correct Answer: Sulphur increases

Crude petroleum oil is a _______________ fuel?

A Primary

B Fossil

C Both A. & B.

D Secondary

Review Detailed Answer

Correct Answer: Both A. & B.

Specific gravity of a petroleum product gives an indication of its _________________?

A Degree of refinement

B Hydrocarbon content type (aromatic or paraffinic)

C Ease of atomisation

D Sulphur content

Review Detailed Answer

Correct Answer: Hydrocarbon content type (aromatic or paraffinic)

Solvent used in duo-sol extraction for lube oil upgradation is a mixture of______________?

A Propane & phenol-cresol mixture

B Methyl ethyl ketone & glycol

C Phenol & furfural

D Propane & liquid sulphur dioxide

Review Detailed Answer

Correct Answer: Propane & phenol-cresol mixture

Name the endothermic reaction out of the following ?

A Catalytic cracking

B Hydrocracking

C Dehydrogeneration of Naphthene to produce aromatic

D Catalytic polymerisation

Review Detailed Answer

Correct Answer: Dehydrogeneration of Naphthene to produce aromatic

Operating temperature and pressure in catalytic reforming is about_____________?

A 1-5 Kgf/cm2 & 200°C

B 15-45 Kgf/cm2 & 450-550°C

C 50 – 75 kgf/cm2 & 600 – 800°C

D 5-10 kgf/cm2 & 150 – 250°C

Review Detailed Answer

Correct Answer: 15-45 Kgf/cm2 & 450-550°C

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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All Topics 9594

Which of the following has the highest gum forming tendency in gosoline ?

Operating condition in the electrical dehydrators for crude oil is about____________________?

Which of the following has the maximum °API gravity of all ?

Deoiling is the process of removal of oil from wax. It is done by the _______________ process?

In the atmospheric pressure crude distillation, the content of _____________ from lighter fraction to heavier ones?

Crude petroleum oil is a _______________ fuel?

Specific gravity of a petroleum product gives an indication of its _________________?

Solvent used in duo-sol extraction for lube oil upgradation is a mixture of______________?

Name the endothermic reaction out of the following ?

Operating temperature and pressure in catalytic reforming is about_____________?