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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

Portland cement consists mainly of__________________?
A CaO & SiO2
B SiO2 & Al2O3
C CaO & Al2O3
D CaO & Fe2O3
Correct Answer: CaO & SiO2
Fluorescent dyes are added in detergents to__________________?
A Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the
B Attain distinctiveness from other brands
C Act as tarnish inhibitor for metals like German silver
D None of these
Correct Answer: Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the
Main constituents of natural rubber is____________________?
A Polystyrene
B Polyisoprene
C Polybutadiene
D Polychlorophrene
Correct Answer: Polyisoprene
Which of the following is not required in the manufacture of soda ash by Solvay process ?
A Ammonia
B Limestone
C Nitric acid
D None of these
Correct Answer: Nitric acid
Deacon’s method is used for the manufacture of____________________?
A Glauber’s salt
B Common salt
C Chlorine
D Graphite electrode
Correct Answer: Chlorine
Varnish does not contain_______________?
A Thinner
B Pigment
C Both A. & B.
D Neither A. nor B.
Correct Answer: Pigment
Ethyl alcohol cannot be produced_________________?
A From waste sulphite substrate of paper mills
B By Esterification and hydrolysis of ethylene
C From molasses
D None of these
Correct Answer: None of these
Which of the following sugars is the sweetest ?
A Glucose
B Fructose
C Sucrose
D Lactose
Correct Answer: Fructose
Temporary hardness of water can be removed by__________________?
A Addition of alum (a coagulant)
B Boiling
C Filtration (through gravity sand filter)
D Addition of lime
Correct Answer: Boiling
Epoxy resin__________________?
A Is a good adhesive
B Is an elastomer
C Cannot be used for surface coatings
D Is a polyester
Correct Answer: Is a good adhesive
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