Chemical Engineering MCQs

6108 MCQs  (Page 290 of 611)

Attempt Chemical Engineering Quiz
_____________ is a homopolymer?
A. Neoprene
B. Bakelite
C. Nylon-66
D. Terylene
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____________ of SBR is adversely affected, if more quantity of styrene is added to butadiene during its co-polymerisation to produce SBR?
A. Percent elongation
B. Resilience
C. Freezing point
D. Strength
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β – glucose is the monomer of__________________?
A. Cellulose
B. Starch
C. Protein
D. None of these
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Polymerisation of poly functional monomers produces polymers having_________________?
A. Good mechanical strength
B. Low viscosity
C. Low melting point
D. None of these
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Neoprene is a___________________?
A. Monomer
B. Synthetic rubber
C. Polyester
D. None of these
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Crystallisation of polymers is an undesirable property. Crystallisation of celluloid is prevented by adding_________________?
A. Glycerol
B. Nitro cellulose
C. Camphor
D. None of these
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Thiokol is nothing but____________________?
A. Polysulphide rubber
B. Polyamide fibre
C. Engineering plastic
D. Expanded polystyrene
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________________ is produced by polymerisation of chloroprene?
A. Thiokol (a polysulphide rubber)
B. Butyl rubber
C. Neoprene
D. Polyurethane rubber
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______________ fibres are made of polyamides?
A. Dacron
B. Nylon
C. Rayon
D. Orion
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Zeigler – Natta catalyst (AlR3 – AlCl3) is used in the polymerisation of_________________?
A. Vinyl acetate
B. Vinyl chloride
C. Propylene
D. Styrene
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Word of the Day
28 Jul
Fragile
(of an object) easily broken or damaged.
نازک، کاغذی، آسانی سے ٹوٹ جانیوالا

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