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 processes in oil refinery does not employ „cracking‟?

A Coking

B Visbreaking

C Pyrolysis

D None of these

Review Detailed Answer

Correct Answer: None of these

Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses _______________ as catalyst?

A Bauxite

B Fuller’s earth

C Activated clay

D All A., B. & C.

Review Detailed Answer

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

Diesel index is defined as_________________?

A (°API) × (Aniline Point, °F)/100

B (°API) × (Aniline Point, °C)/100

C (°API) × (100)/Aniline Point, °F

D (°API) × (100)/Aniline Point, °C

Review Detailed Answer

Correct Answer: (°API) × (Aniline Point, °F)/100

Carbon/hydrogen ratio (by weight) is maximum (out of following) for_________________?

A Gasoline

B Kerosene

C Light gas oil

D Heavy fuel oil

Review Detailed Answer

Correct Answer: Gasoline

Stabilisation of gasoline (petrol) means ___________________?

A Removal of dissolved gases from it

B Increasing its oxidation stability

C Improving its lead susceptibility

D Increasing its vapour pressure

Review Detailed Answer

Correct Answer: Removal of dissolved gases from it

Naphthenic acid is represented by ___________________?

A CnH2n+2O2

B CnH2n-2O2

C CnH2n+2O2 (n ≥ 6)

D CnH2n+6O2 (n ≤ 6)

Review Detailed Answer

Correct Answer: CnH2n-2O2

Bottom product of atmospheric pressure crude oil distillation column is termed as________________?

A Reduced crude

B Heavy ends

C Asphalt

D Residuum

Review Detailed Answer

Correct Answer: Reduced crude

Smoke point of kerosene expresses its__________________?

A Burning characteristics

B Luminosity characteristics

C Aromatic content directly

D Lamp wick wetting characteristics

Review Detailed Answer

Correct Answer: Burning characteristics

Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of _______________?

A Propane & butane

B Butane & ethane

C Methane & ethane

D Methane & carbon monoxide

Review Detailed Answer

Correct Answer: Propane & butane

Removal of light fractions from crude oil is called its _____________________?

A Sweetening

B Dehydration

C Stabilisation

D Visbreaking

Review Detailed Answer

Correct Answer: Stabilisation

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following processes in oil refinery does not employ „cracking‟?

Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses _______________ as catalyst?

Diesel index is defined as_________________?

Carbon/hydrogen ratio (by weight) is maximum (out of following) for_________________?

Stabilisation of gasoline (petrol) means ___________________?

Naphthenic acid is represented by ___________________?

Bottom product of atmospheric pressure crude oil distillation column is termed as________________?

Smoke point of kerosene expresses its__________________?

Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of _______________?

Removal of light fractions from crude oil is called its _____________________?