Chemical Engineering Mcqs

Branched chair polymers as compared to linear polymers have _________________?

(A) Higher melting point
(B) Higher tensile strength
(C) Lower density
(D) None of these

Submitted By :Ali Uppal

_____________ scrap can be recycled & reutilised?

(A) Bakelite
(B) Epoxy resin
(C) Polythene
(D) None of these

Submitted By :Ali Uppal

Which of the following is a copolymer ?

(A) PVC
(B) Bakelite
(C) Polythene
(D) Teflon

Submitted By :Ali Uppal

Polyvinyl chloride (PVC) is __________________?

(A) A thermosetting material
(B) A condensation polymerisation product
(C) Made by employing emulsion polymerisation
(D) None of these

Submitted By :Ali Uppal

Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces________________?

(A) Nylon-6
(B) Dacron
(C) Polyester
(D) PVC

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Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces________________?

(A) Epoxy resin
(B) Polyamide
(C) Alkyd resin
(D) Phenolic resin

Submitted By :Ali Uppal

Neoprene is chemically known as _________________?

(A) Polybutadiene
(B) Styrene butadiene rubber (SBR)
(C) Polyurethane
(D) Poly chloroprene

Submitted By :Ali Uppal

Polymerisation process in which two or more monomers of chemically different nature take part is called__________________?

(A) Copolymerisation
(B) Addition polymerisation
(C) Chain polymerisation
(D) None of these

Submitted By :Ali Uppal

Tubeless tyres are made of ______________ rubber, which is a co-polymer of isoprene & isobutylene?

(A) Nitrile
(B) Silicone
(C) Neoprene
(D) Butyl

Submitted By :Ali Uppal

All thermoplastic, thermosetting & elastic materials can be processed in a extrusion machine, however it cannot be used for the production of plastic_______________?

(A) Filaments
(B) Pipes
(C) Buckets
(D) Tubings

Submitted By :Ali Uppal

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