Class 12 Chemistry MCQs Polymers for JEE/NEET

Here, you will get Class 12 Chemistry MCQ of Chapter 15 Polymers for cracking JEE and NEET/AIIMS. By solving these MCQs of Class 12 Chemistry Chapter 15 Polymers, you will get the confidence to crack JEE or NEET. Practice MCQ Questions for Class 12 Chemistry with Answers on a daily basis and score well in exams. 

Polymers 12 MCQs Questions with Answers

Arrange the following polymers is an increasing order of intenqolecular forces: fibre, plastic, elastomer
(a) Elastomer < Fibre < Plastic
(b) Elastomer < Plastic < Fibre
(c) Plastic < Elastomer < Fibre
(d) Fibre < Elastomer < Plastic

Answer: (b) Elastomer < Plastic < Fibre

Identify the type of polymer
(i) -A-A-A-A-A-A-
(ii) -A-B-B-A-A-A-B-A-

(a) (i) Homopolymer, (ii) Copolymer
(b) (i) Natural polymer, (ii) Synthetic polymer
(c) (i) Linear polymer, (ii) Branched polymer
(d) (i) Fibre, (ii) Elastomer

Answer: (a) (i) Homopolymer, (ii) Copolymer

Glycogen, anaturally occuring polymer stored in animals is a
(a) monosaccharide
(b) disaccharide
(c) trisaccharide
(d) polysaccharide

Answer: (d) polysaccharide

Terylerte is a condensation polymer of ethylene glycol and
(a) benzoic acid
(b) phthalic acid
(c) dimethyl terephthalate
(d) salicylic acid

Answer: (c) dimethyl terephthalate

Heating rubber with sulphur is known as
(a) galvanisation
(b) bessemerisation
(c) vulcanisation
(d) sulphonation

Answer: (c) vulcanisation

The commercial name of polyacrylonitrile is 
(b) Orlon (acrilan)
(c) PVC
(d) Bakelite

Answer: (b) Orlon (acrilan)

Monomer of [-(CH3)2 C CH3-]
(a) 2-Methyl propene
(b) Styrene
(c) Propylene
(d) ethene

Answer: (c) Propylene

Buna-Sis is a
(a) natural polymer
(b) synthetic polymer
(c) sulphur polymer
(d) none of these

Answer: (b) synthetic polymer

The inter-particle forces between linear chains in Nylon-66 are
(a) H-bonds
(b) covalent bonds
(c) ionic bonds
(d) unpredictable

Answer: (a) H-bonds

Which of the following is not a condensation polymer?
(a) Glyptal
(b) Nylon-66
(c) Dacron
(d) PTFE

Answer: (d) PTFE

The monomer of PVC is
(a) ethylene x
(b) tetrafluoroethylene
(c) Chloroethene
(d) none of these

Answer: (c) Chloroethene

Nylon-6 is made from
(a) 1, 3-Butadiene
(b) chloroprene
(c) adipic acid
(d) caprolactam

Answer: (d) caprolactam

Which of the following statements is not true about low density polythene?
(a) Tough
(b) Hard
(c) Poor conductor of electricity
(d) Highly branched structure

Answer: (d) Highly branched structure

Soft drinks and baby feeding bottles are generally made up of:
(a) Polyester
(b) Polyurethane
(c) Polyurea
(d) Polystyrene

Answer: (d) Polystyrene

Which of the following is a thermosetting plastic?
(a) PVC
(b) PVA
(c) Bakelite
(d) Perspex

Answer: (c) Bakelite

Novolac on heating with formaldehyde forms
(a) Melamine
(b) Buna-N
(c) Buna-S
(d) Bakelite

Answer: (d) Bakelite

Polymer used in bullet proof glass is
(a) PMMA
(b) Laxan
(c) Nomex
(d) Kevlar

Answer: (b) Laxan

Bakelite is an example of
(a) elastomer
(b) fibre
(c) thermoplastic
(d) thermosetting

Answer: (d) thermosetting

The S in buna-S refers to
(a) Sulphur
(b) Styrene
(c) Sodium
(d) Salicylate

Answer: (b) Styrene

Which of the following statement is not correct?
(a) Terylene is polyester polymer
(b) Caprolactum is the monomer of nylon-6
(c) Phenol formaldehyde resin is known as bakelite
(d) The monomer of natural rubber is butadiene

Answer: (d) The monomer of natural rubber is butadiene

The monomers used in addition polymerisation through free radical should be very pure because
(a) the traces of impurities act like inhibitors resulting in short chain polymers
(b) the impurities result in formation of different products
(c) the polymer formed is impure
(d) catalyst does not function in presence of impurities

Answer: (a) the traces of impurities act like inhibitors resulting in short chain polymers

Synthetic polymer prepared by using caprolactam is known as
(a) terylene
(b) teflon
(c) nylon 6
(d) neoprene

Answer: (c) nylon 6

cis-Polyisoprene possesses elastic property because
(a) It is soft and soluble in non-polar solvent
(b) It is unsaturated and porous
(c) It has a coiled structure and chains held together by weak van der waals forces
(d) It has fibrous structure and reactive sites at various double bonds

Answer: (c) It has a coiled structure and chains held together by weak van der waals forces

Which of the following sets contains only addition polymers?
(a) Polyethylene, polypropylene, terylene
(b) Polyethylene, PVC, acrilan
(c) Buna-S, nylon, polybutadiene
(d) Bakelite, PVC, polyethylene

Answer: (b) Polyethylene, PVC, acrilan

Composition of Ziegler-Natta catalyst is
(a) (Et3)3Al.TiCl2
(b) (Me)3Al.TiCl2
(c) (Et)3Al.TiCl4
(d) (Et)3Al.PtCl4

Answer: (c) (Et)3Al.TiCl4

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