NEET Chemistry Polymers MCQs Set A

Question: Which of the following is a natural polymer?

• a) Cellulose
• b) Buna S
• c) Rayon
• d) Nylon 6, 6

Answer: Cellulose

Question: Which of the following is a synthetic polymer?

• a) Starch
• b) Natural rubber
• c) Cellulose acetate
• d) Polyethylene

Answer: Polyethylene

Question: Which of the following is a linear polymer?

• a) Low density polythene
• b) High density polythene
• c) Malamine
• d) Amylopectin

Answer: High density polythene

Question: Which of the following is an addition polymer?

• a) Nylon 6
• b) Nylon 6, 6
• c) Buna S
• d) Dacron

Answer: Buna S

Question: Which of the following is a cross linked polymer?

• a) Starch
• b) Bakelite
• c) PVC
• d) Polythene

Answer: Bakelite

Question: Which of the following is a condensation polymer?

• a) Buna N
• b) Polystyrene
• c) Nylon 6
• d) Natural rubber

Answer: Nylon 6

Question: Which of the following is a thermosetting polymer?

• a) Urea-formaldehyde resin
• b) Polyvinylchloride
• c) Polyester
• d) Neoprene

Answer: Urea-formaldehyde resin

Question: Which of the following is an elastomer?

• a) Bakelite
• b) Polythene
• c) Buna S
• d) Polystyrene

Answer: Buna S

Question: PVC polymer can be prepared by which of the manomer?

• a) CH₂= CH₂   
• b) CH₂= CH – Cl   
• c) C₆H₅– CH = CH₂
• d) CH₃– CH = CH₂

Answer: CH₂= CH – Cl   

Question: Which one of the following statements is wrong?

• a) Buna-N stands for natural rubber
• b) PVC stands for polyvinyl chloride
• c) PAN stands for polyacrylonitrile
• d) PMMA stands for polymethylmethacrylate

Answer: Buna-N stands for natural rubber

Question: Heating of rubber with sulphur is known as

• a) Sulphonation
• b) Vulcanisation
• c) Bessemerisation
• d) Galvanisation

Answer: Vulcanisation

More Questions.......................................

Question: Which of the following is chain growth polymer?

• a) Polypropylene
• b) Nylon 6, 6
• c) Terylene
• d) Glyptal

Answer: Polypropylene

Question: Terylene is an example of

• a) Polyamide
• b) Polyacrylate
• c) Polyester
• d) Polypropylene

Answer: Polyester

Question: An example of natural biopolymer is

• a) Teflon
• b) Rubber
• c) DNA
• d) Nylon

Answer: DNA

Question: Soft drinks and baby feeding bottles are generally made up of

• a) Polyamide
• b) Polystyrene
• c) Polyester
• d) Dacron

Answer: Polystyrene

Question: Nylon threads are made of

• a) Polyethylene polymers
• b) Polyester polymers
• c) Polyvinyl polymers
• d) Polyamide polymers

Answer: Polyamide polymers

Question: Which of the following is not correctly matched?

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Which is not true about polymers?

• a) Polymers have high viscosity
• b) Polymers do not carry any charge
• c) Polymers scatter light
• d) Polymers have low molecular weight

Answer: Polymers have low molecular weight

Question: Which percentage of sulphur is used in the vulcanization of rubber?

• a) 55%
• b) 3%
• c) 5%
• d) 40%

Answer: 5%

Question:

• a) Homopolymer
• b) Copolymer
• c) Addition polymer
• d) Thermosetting polymer

Answer: Copolymer

Question: The monomers of Buna S rubber are

• a) Styrene and butadiene
• b) Isoprene and butadiene
• c) Isoprene and sulphur
• d) Butadiene and acrylonitrile

Answer: Styrene and butadiene

Question: Zeigler-Natta catalyst is

• a) TiCl₄
• b) R₃Al/TiCl₄ 
• c) R₃Al
• d) R₃B/TiCl₂ 

Answer: R₃Al/TiCl₄ 

Question: Orlon is a polymer of

• a) Styrene
• b) Teflon
• c) Vinyl chloride
• d) Acrylonitrile

Answer: Acrylonitrile

Question: Which of the following contains isoprene units?

• a) Natural rubber
• b) Nylon 6,10
• c) Dacron
• d) Polyethylene

Answer: Natural rubber

Question: Intermolecular force present in nylon-6, 6 is

• a) van der Waal
• b) Hydrogen bond
• c) Sulphide linkage
• d) Dipole-dipole interactions

Answer: van der Waal

Question: Which of the following polymers is are chlorinated?

• a) Neoprene
• b) PVC
• c) Both (1) & (2)
• d) Polythene

Answer: Both (1) & (2)

Question: Glyptal is copolymer of

• a) Phthalic acid and glycerol
• b) Phthalic acid and glycol
• c) Terephthalic acid and glycerol
• d) Terephthalic acid and glycol

Answer: Phthalic acid and glycol

Question: Which of the following monomer gives the polymer neoprene on polymerisation?

• a) CH₂= CH – Cl 
• b) Cl₂C = CCl₂
• c) F₂C = CF₂
• d)

  

Answer:

Question: In order to give strength and elasticity, natural rubber is heated with

• a) Sulphur
• b) Oxygen
• c) Chlorine
• d) Nitrogen

Answer: Sulphur

Question: A condensation polymer among the following is

• a) Dacron
• b) Polythene
• c) Buna-N
• d) Natural rubber

Answer: Dacron

Question: Bakelite is a product formed from

• a) Reaction of HCHO and phenol
• b) Reaction of polythene with HCl
• c) Reaction of ethylene with phenol
• d) Reaction of melamine with HCHO

Answer: Reaction of HCHO and phenol

Question: Which of the following is currently used as a tyre cord?

• a) Terylene
• b) Nylon 6
• c) Bakelite
• d) Polyethylene

Answer: Terylene

Question: Which of the following is fully fluorinated polymer?

• a) Neoprene
• b) Teflon
• c) PVC
• d) Orlon

Answer: Teflon

Question: Which of the following is biodegradable polymer?

• a) PHBV
• b) Nylon 6
• c) Polyethene
• d) Nylon 6, 10

Answer: PHBV

Question: Monomers of Nylon 2, nylon 6 is

• a) Glycine and glycerol
• b) Glycine and aminocaproic acid
• c) Glycine and caprolactam
• d) Hexamethylene diamine and adipic acid

Answer: Glycine and aminocaproic acid

Question:  The monomer unit of the following polymer is

• a) Glycine and formaldehyde
• b) Urea and ethanol
• c) Urea and formaldehyde
• d) Glycine and adipic acid

Answer: Urea and formaldehyde

Question: Melamine resin is obtained from melamine by reacting with

• a)

  

• b) CH₃– CHO
• c)

  

• d) HCHO

Answer:  CH₃– CHO

Question: In propagation step, the reaction intermediate of radical polymerisation is

• a) Carbocation
• b) Carbanion
• c) Free radical
• d) Carbene

Answer: Free radical

Question: Which of the following polymer is preapred from caprolactam?

• a) Nylon 6, 6
• b) Nylon 6, 10
• c) Nylon, 6
• d) Nylon 2-Nylon 6

Answer: Nylon, 6

Question: Given the polymers : A = Nylon 6 : B = Buna S C : Polythene. Arrange these in increasing order of their intermolecular forces (lower to higher)

• a) A > B > C
• b) B > C > A
• c) C < A < B
• d) B < C < A

Answer: A > B > C

Question: Which of the following statements is correct?

• a) Caprolactam is the monomer of nylon 6, 6
• b) Terylene is a polyamide
• c) Phenol formaldehyde resin is known as melamine
• d) Butadiene is not the monomer of natural rubber

Answer: Phenol formaldehyde resin is known as melamine

Question: The monomer units of PHBV is

• a) 

  3-Hydroxybutanoic acid and

  3-Hydroxypentanoic acid

• b)

  2-Hydroxybutanoic acid and

  2-Hydroxypentanoic acid

• c) Glycine and aminocaproic acid
• d) 3-Hydroxybutanoic acid and aminocaproic acid

Answer:   3-Hydroxybutanoic acid and aminocaproic acid

Question: Cis-1, 4 polyisoprene is known as

• a) Neoprene
• b) Natural rubber
• c) PVC
• d) Bura-N

Answer: Natural rubber

Question: Which polymer is used in the manufacture of unbreakable crockery?

• a) Bakelite
• b) Melamine resin
• c) Dacron
• d) PAN

Answer: Melamine resin

Question: Which is not an example of addition polymer?

• a) Neoprene
• b) PMMA
• c) PVC
• d) Dacron

Answer: Dacron

Question: The monomers of Bakelite are

• a) Ethylene glycol + phthalic acid
• b) Phenol + formaldehyde
• c) Ethylene glycol + terephthalic acid
• d) Phenol + methanoic acid

Answer:  Phenol + formaldehyde

Question:

• a)

  

• b)

  

• c)

  

• d) H₂NCONH₂

Answer:

Question: Polymerisation of acrylonitrile will best take place by

• a) Cationic polymerisation
• b) Anionic polymerisation
• c) Free radical polymerisation
• d) All of these

Answer: Anionic polymerisation

Question: Polymer of perfluoroethylene is

• a) Polythene
• b) PVC
• c) Teflon
• d) Buna-N

Answer: Teflon

Question: Which of the following is a chain growth polymer?

• a) Starch
• b) Nucleic acid
• c) Polystyrene
• d) Protein

Answer: Polystyrene

Question: Fibre among the following is

• a) Rubber
• b) Buna S
• c) Nylon 66
• d) Bakelite

Answer: Nylon 66

Question: Which of the following is a thermosetting polymer?

• a) PVC
• b) Neoprene
• c) Bakelite
• d) Polythene

Answer: Bakelite

Question: Orlon is a polymer of

• a) Styrene
• b) Vinyl chloride
• c) Tetrafluoroethylene
• d) Acrylonitrile

Answer: Acrylonitrile

Question: Which of the following is a semisynthetic polymer?

• a) Natural rubber
• b) Guncotton
• c) Cellulose
• d) Nucleic acids

Answer: Guncotton

Question: Which of the following is correct statement?

• a) Low density polyethylene is obtained under high pressure and room temperature
• b) High density polyethylene has highly branched structure
• c) High density polyethylene is obtained at atmospheric pressure
• d) High density polyethylene is more flexible than low density polyethylene

Answer: High density polyethylene is obtained at atmospheric pressure

Question: Which is not the biodegradable polymer?

• a) Nylon-2-Nylon-6
• b) Poly (Glycolic acid) and Poly (Lactic acid)
• c) Glyptal
• d) PHBV

Answer: Glyptal

Question:   Formation of polyethylene from calcium carbide takes place as follows

The amount of polyethylene obtained from 64 kg of CaC₂ is

• a) 7 kg
• b) 14 kg
• c) 21 kg
• d) 28 kg

Answer: 28 kg

Question: Which of the following is a biodegradable polymer?

• a) Cellulose
• b) Polythene
• c) Polyvinyl chloride
• d) Nylon 6

Answer: Cellulose

Question:

• a) 2-methylpropene
• b) Styrene
• c) Propylene
• d) Ethene

Answer: 2-methylpropene

Question: Polymer formation from monomers starts by

• a) Condensation reaction between monomers
• b) Coordination reaction between monomers
• c) Conversion of monomer to monomer ion by protons
• d) Hydrolysis of monomers

Answer: Condensation reaction between monomers

Question: Which is used for the formation of nylon 66?

• a) Sulphur hexafluoride
• b) Adipic acid
• c) Sulphurous acid
• d) Phthalic acid

Answer: Adipic acid

Question: In a polymer sample 30% of molecules have a molecular mass of 20,000, 40% have 30,000 and the rest 60,000. What is the weight average molecular mass of the polymer?

• a) 40,300
• b) 30,600
• c) 43,333
• d) 50,400

Answer: 43,333

Question: Which of the following polymers is prepared by condensation polymerization?

• a) Styrene
• b) Nylon 66
• c) Teflon
• d) Rubber

Answer: Nylon 66

Question:  Which one of the following is not a correct match?

• a) Only 1
• b) Only 2
• c) Only 3
• d) Both 1 and 2

Answer: Only 2

Question: Caprolactam is used for the manufacture of

• a) Terylene
• b) Nylon-6, 6
• c) Nylon-6
• d) Teflon

Answer: Nylon-6

Question: Biodegradable polymer which can be produced from glycine and aminocaproic acid is

• a) Nylon 6.6
• b) Nylon 2 - nylon 6
• c) PHBV
• d) Buna - N

Answer:  Nylon 2 - nylon 6

Question: Which one of the following is an example of a thermosetting polymer ?

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Which is the monomer of Neoprene in the following ?

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Which of the following organic compounds polymerizes to form the polyester Dacron ?

• a) Propylene and para HO–(C₆H₄)–OH  
• b) Benzoic acid and ethanol
• c) Terephthalic acid and ethylene glycol
• d) Benzoic acid and para HO–(C₆H₄)–OH

Answer: Terephthalic acid and ethylene glycol

Question: Nylon is an example of

• a) Polysachharide
• b) Polyamide
• c) Polythene
• d) Polyester

Answer: Polyamide

Question: Which one of the following is not a condensation polymer ?

• a) Dacron
• b) Neoprene
• c) Melamine
• d) Glyptal

Answer: Neoprene

Question: Which one of the following sets forms the biodegradable polymer ?

• a) CH₂= CH – CN and CH₂= CH – CH = CH₂
• b) H₂N – CH₂– COOH and H₂N – (CH₂)₅– COOH
• c)

  

• d)

  

Answer:   H₂N – CH₂– COOH and H₂N – (CH₂)₅– COOH

Question: Which of the following statements is false ?

• a) The repeat unit in natural rubber is isoprene
• b) Both starch and cellulose are polymers of glucose
• c) Artificial silk is derived from cellulose
• d) Nylon-66 is an example of elastomer

Answer: Nylon-66 is an example of elastomer

Question: Of the following which one is classified as polyester polymer?

• a) Nylon - 66
• b) Terylene
• c) Backelite
• d) Melamine

Answer: Terylene

Question: Which of the following structures represents Neoprene polymer ?

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: The straight chain polymer is formed by

• a) Hydrolysis of CH₃SiCl₃ followed by condensation polymerisation
• b) Hydrolysis of (CH₃)₄ Si by addition polymerisation
• c) Hydrolysis of (CH₃)₂ SiCl₂ followed by condensation polymerisation
• d) Hydrolysis of (CH₃)₃SiCl followed by condensation polymerisation

Answer: Hydrolysis of (CH₃)₂ SiCl₂ followed by condensation polymerisation

Question: Structures of some common polymers are given. Which one is not correctly presented? Neoprene

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Which of the following statements is not true ?

• a) Natural rubber is 1, 4 - polymer of isoprene
• b) In vulcanization, the formation of sulphur bridges between different chains make rubber harder and stronger
• c) Natural rubber has the trans-configuration at every double bond
• d) Buna-S is a copolymer of butadiene and styrene

Answer: Natural rubber has the trans-configuration at every double bond

Question: Which one of the following polymers is prepared by condensation polymerization ?

• a) Styrene
• b) Nylon – 66
• c) Teflon
• d) Rubber

Answer: Nylon – 66

Question:  [NH(CH₂)₆NHCO(CH₂)₄CO–]_n is a 

• a) Co-polymer
• b) Addition polymer
• c) Thermo-setting polymer
• d) Homopolymer

Answer: Co-polymer

Question:  Correct match in the given two columns is

• a) a(i), b(iii), c(iv), d(ii)
• b) a(iv), b(i), c(ii), d(iii)
• c) a(i), b(iii), c(ii), d(iv)
• d) a(i), b(iv), c(iii), d(ii)

Answer: a(iv), b(i), c(ii), d(iii)

Question:  The monomer of the polymer

• a)

  

• b) (CH₃)₂C=C(CH₃)₂ 
• c) CH₃CH=CH.CH₃
• d) CH₃CH=CH₂

Answer:

Question:   Which of the following set of polymers contains same monomer which is used to prepare urotropine on reaction with NH₃ ?

• a) Glyptal, urea-formaldehyde resin, Nylon 66
• b) Glyptal, urea-formaldehyde resin, melamine-formaldehyde resin
• c) Nylon 6, urea-formaldehyde resin, melamine-formaldehyde resin
• d) Nylon 6, glyptal, nylon-66

Answer: Glyptal, urea-formaldehyde resin, melamine-formaldehyde resin

Question: The bakelite is prepared by the reaction between

• a) Phenol and formaldehyde
• b) Tetramethylene glycol
• c) Urea and formaldehyde
• d) Ethylene glycol

Answer: Phenol and formaldehyde

Question: Which one of the following is used to make ‘non-stick’ cookware?

• a) Polyethylene terephthalate
• b) Polytetrafluoroethylene
• c) PVC
• d) Polystyrene

Answer: Polytetrafluoroethylene

Question: Terylene is a condensation polymer of ethylene glycol and

• a) Salicylic acid
• b) Phthallic acid
• c) Benzoic acid
• d) Terephthalic acid

Answer: Terephthalic acid

Question: Natural rubber is a polymer of

• a) Styrene
• b) Ethyne
• c) Butadiene
• d) Isoprene

Answer: Isoprene

Question:  CF₂= CF₂ is monomer of

• a) Teflon
• b) Orlon
• c) Polythene
• d) Nylon 6

Answer: Teflon

Question: Which one of the following is a chain growth polymer?

• a) Starch
• b) Nucleic acid
• c) Polystyrene
• d) Protein

Answer: Polystyrene