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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

Octane numbers of motor gasoline used in India and America are respectively________________?
A 87 & 94
B 94 & 87
C 94 & 100
D 83 & 100
Correct Answer: 87 & 94
Which one is preferred for aircraft engine ?
A High viscosity index lube oil
B Low viscosity index lube oil
C High freezing point aviation fuel
D None of these
Correct Answer: High viscosity index lube oil
The condensate obtained on compression of wet natural gas is termed as__________________?
A Liquefied natural gasoline
B Natural gasoline
C Liquid natural gas
D None of these
Correct Answer: Natural gasoline
In catalytic alkylation, higher iso-butane to olefin ratio gives_________________?
A Low final boiling point product
B Higher yield
C Both A. and B.
D Neither A. nor B.
Correct Answer: Low final boiling point product
Solvent used in Edeleanu process is__________________?
A Furfural
B Propane
C Liquid SO2
D Phenol
Correct Answer: Liquid SO2
Reid vapour pressure of gasoline is the measure of its_________________?
A Pour point
B Cloud point
C Vapour locking tendency
D Carbon residue
Correct Answer: Vapour locking tendency
Pick out the correct statement about catalytic polymerisation ?
A H2SO4 polymerisation process gives gasoline rich in unsaturates
B In H2SO4 polymerisation, H3PO4 is always used with 2% steam to prevent meta & ortho
C Both A. and B.
D Neither A. nor B.
Correct Answer: In H2SO4 polymerisation, H3PO4 is always used with 2% steam to prevent meta & ortho
Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene ?
A Reforming
B Pyrolysis
C Alkylation
D Hydrocracking
Correct Answer: Reforming
Cetane number of diesel used in trucks may be about __________________?
A 50
B 14
C 35
D 85
Correct Answer: 50
With increase in density, the viscosity of petroleum products _____________________?
A Increases
B Decreases
C Remain same
D Either A. or B.
Correct Answer: Increases
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