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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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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.

All Topics  9594

Which of the following has the highest octane number ?
A Aromatics
B i-paraffins
C Naphthenes
D Olefins
Correct Answer: Aromatics
Which of the following processes consumes hydrogen ?
A Fluid catalytic cracking
B Visbreaking
C Propane deasphalting
D None of these
Correct Answer: Fluid catalytic cracking
Catalyst used in catalytic reforming is__________________?
A Platinum on alumina
B Nickel
C Iron
D Aluminium chloride
Correct Answer: Platinum on alumina
Penetration test determines the _____________ of the grease?
A Stiffness
B Lubricating properties (e.g. oilness)
C Service temperature
D Variation in viscosity with temperature
Correct Answer: Stiffness
In case of liquid petrofuels, momentary combustion is observed at its ________________________?
A Flash point
B Preheating temperature corresponding to viscosity of 25 centistokes
C Flame temperature
D Fire point
Correct Answer: Flash point
____________ is not an important refinery process for upgrading the quality of lubricating oil ?
A Deoiling
B Solvent refining
C Clay treatment
D Hydro-treatment
Correct Answer: Deoiling
Petroleum ________________ ?
A Is optically active
B Constitutes mainly of olefins
C Does not contain asphalt
D Does not contain aromatics
Correct Answer: Is optically active
Which of the following contains maximum sulphur ?
A Diesel
B Petrol
C Kerosene
D Fuel oil
Correct Answer: Fuel oil
The colour of gasoline is an indication of its _________________?
A Octane number
B Lead susceptibility
C Gum forming tendency & thoroughness of refining
D None of these
Correct Answer: Gum forming tendency & thoroughness of refining
In petroleum refining, the process used for conversion of hydrocarbons to aromatics is________________?
A Catalytic cracking
B Catalytic reforming
C Hydrotreating
D Alkylation
Correct Answer: Catalytic reforming
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