M C Q s D r i v e

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.

____________ polymer is used for making unbreakable crockery?
A Thermoplastic
B Melamine
C Addition
D None of these
Correct Answer: Melamine
Neoprene is the trade name of________________?
A Polyurethane
B Phenol formaldehyde
C Polychlorophrene
D Styrene butadiene rubber (SBR)
Correct Answer: Polychlorophrene
Polythene is a/an________________?
A Addition polymerisation product
B Condensation polymerisation product
C Thermosetting material
D None of these
Correct Answer: Addition polymerisation product
Mastication of rubber means_______________?
A Its softening
B A treatment to retard its deterioration due to oxidation
C Improving its curing rate
D Depression of its freezing point
Correct Answer: Its softening
Which of the following types of polymers has the strongest inter particle forces ?
A Elastomers
B Fibres
C Thermoplastics
D Thermosetting polymers
Correct Answer: Thermosetting polymers
Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex ?
A Ammonium alum
B Potassium alum
C Both A. & B.
D Neither A. nor B.
Correct Answer: Both A. & B.
Nylon-6 as compared to nylon-66 is_________________?
A Harder
B More abrasion resistant
C Having higher melting point
D None of these
Correct Answer: None of these
Polypropylene compared to polythene is___________________?
A Harder
B Stronger
C Lighter
D All A., B. and C.
Correct Answer: All A., B. and C.
Zeigler process________________?
A Produces high density polythene
B Uses no catalyst
C Produces low density polythene
D Employs very high pressure
Correct Answer: Produces high density polythene
Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is_________________?
A Chloroethane
B Chloroprene
C Isoprene
D None of these
Correct Answer: Chloroprene