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.

Polypropylene is preferred to polythene, because the former is ____________________?

A Non-inflammable

B Harder

C Stronger

D Both B. & C.

Review Detailed Answer

Correct Answer: Both B. & C.

Polystyrene is a light, transparent, thermoplastic material used for making __________________?

A Toys and combs

B Packaging bags

C Non-sticking utensils

D Electrical insulation

Review Detailed Answer

Correct Answer: Toys and combs

Rayon is superior to cotton in making gauge for wound treatment, because rayon_____________________?

A Is a synthetic polymer

B Does not stick to the wound unlike cotton

C Can absorb over 90% of its own weight of water

D Both B. and C.

Review Detailed Answer

Correct Answer: Does not stick to the wound unlike cotton

The repeating units of PTFE are___________________?

A Cl2CH-CH3

B F2 C = CF2

C F3 C-CF3

D FClC = CF2

Review Detailed Answer

Correct Answer: F2 C = CF2

Condensation polymerisation is not involved in the manufacture of_________________?

A Teflon

B Polythene

C Terylene

D Nylon

Review Detailed Answer

Correct Answer: Polythene

Linear polymers are normally_________________?

A Thermosetting

B Thermoplastic

C Elastometric

D Having extremely high softening point

Review Detailed Answer

Correct Answer: Thermoplastic

_____________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate?

A Fibrous

B Leathery

C Rubbery

D Hard

Review Detailed Answer

Correct Answer: Leathery

Benzoyl chloride is not used as a catalyst in the manufacture of___________________?

A Polystyrene

B Polyvinyl acetate

C Polypropylene

D Polyvinyl chloride-co-vinyl acetate

Review Detailed Answer

Correct Answer: Polypropylene

Visco-elastic behaviour exhibited by plastics is a ______________ like behaviour?

A Solid

B Liquid

C Combination of solid & liquid

D Neither solid nor liquid

Review Detailed Answer

Correct Answer: Combination of solid & liquid

Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800 ?

A 50000

B 51600

C 49200

D 50800

Review Detailed Answer

Correct Answer: 50000

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Polypropylene is preferred to polythene, because the former is ____________________?

Polystyrene is a light, transparent, thermoplastic material used for making __________________?

Rayon is superior to cotton in making gauge for wound treatment, because rayon_____________________?

The repeating units of PTFE are___________________?

Condensation polymerisation is not involved in the manufacture of_________________?

Linear polymers are normally_________________?

_____________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate?

Benzoyl chloride is not used as a catalyst in the manufacture of___________________?

Visco-elastic behaviour exhibited by plastics is a ______________ like behaviour?

Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800 ?