Polymers Test 1

Total Questions:50 Total Time: 60 Min

Remaining:

 

Questions 1 of 50

Question:The basis on the mode of their formation, the polymers can be classified

Answers Choices:

As addition polymers only

As condensation polymers only

As copolymers

Both as addition and condensation polymers

Questions 2 of 50

Question:Thermoplastics are

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Linear polymers

Highly cross-linked

Both 1 and 2

Crystalline

Questions 3 of 50

Question:Cis-1, 4-polyisoprene’ is

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Thermoplastic

Thermosetting plastic

Elastic (rubber)

Resin

Questions 4 of 50

Question:Shellac’ secreted by lac insects is

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Natural plastic

Natural resin

Natural elastic

Any of these

Questions 5 of 50

Question:Which of the following is not a polymer

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Gun cotton

Perspex

Shellac (eg. lac shellac)

Wax (eg. bees wax)

Questions 6 of 50

Question:Which of the following is not a polymer

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Wool

Cotton

Leather

Fat

Questions 7 of 50

Question:Which of the following polymer is an example of fibre

Answers Choices:

Silk

Dacron

Nylon-66

All of these

Questions 8 of 50

Question:Natural rubber is which type of polymer

Answers Choices:

Condensation polymer

Addition polymer

Co-ordination polymer

None of these

Questions 9 of 50

Question:Polyethylene is

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Random copolymer

Homo polymer

Alternate copolymer

Crosslinked copolymer

Questions 10 of 50

Question:Which of the following is a biodegradable polymer

Answers Choices:

Cellulose

Polythene

Polyvinyl chloride

Nylon-6

Questions 11 of 50

Question:Which of the following is an example of condensation polymers

Answers Choices:

Polythene

PVC

Orlon

Terylene

Questions 12 of 50

Question:Which of the following is not a synthetic polymer

Answers Choices:

Polyethylene

PVC

Nylon

Cellophane

Questions 13 of 50

Question:Nylon-66 is a

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Natural polymer

Condensation polymer

Addition polymer

Substitution polymer

Questions 14 of 50

Question:A condensation polymer among the following polymers is

Answers Choices:

PVC

Teflon

Decron

Polystyrene

Questions 15 of 50

Question:Which of the following is not a natural polymer

Answers Choices:

Cellulose

Protein

PVC

Nucleic acid

Questions 16 of 50

Question:Which of the following is not correct regarding terylene

Answers Choices:

Step-growth polymer

Synthetic fibreCondensation polymer

It is also called decron

Thermosetting plastic

None of these

Questions 17 of 50

Question:The alkyd resins are condensation polymers obtained from dibasic acids and

Answers Choices:

Phenol

Glycol

Glycerol

Formaldehyde

Questions 18 of 50

Question:Celluloid is

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A thermoplastic material obtained from caprolactam and urea

A thermoplastic material obtained from cellulose nitrate and camphor

A thermosetting material obtained from urea and formaldehyde

A thermosetting material obtained from glycerol and phthalic anhydride

Questions 19 of 50

Question:The product of addition polymerisation reaction is

Answers Choices:

PVC

Nylon

Terylene

Polyamide

Questions 20 of 50

Question:Example of condensation polymer is

Answers Choices:

Formaldehyde\( \to \) meta-formaldehyde

Acetaldehyde \( \to \) para-aldehyde

Acetone \( \to \) mesityl oxide

Ethene \( \to \) polyethene

Questions 21 of 50

Question:Complete hydrolysis of cellulose gives

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D-fructose

D-ribose

D-glucose

L-glucose

Questions 22 of 50

Question:Teflon is a polymer of the monomer or Teflon is obtained by the polymerisation of

Answers Choices:

Monofluoroethene

Difluoroethene

Trifluoroethene

Tetrafluoroethene

Questions 23 of 50

Question:The catalyst used in the manufacture of polyethene by Ziegler method is

Answers Choices:

Titanium tetrachloride and triphenyl aluminium

Titanium tetrachloride and trimethyl aluminium

Titanium dioxide

Titanium isopropoxide

Questions 24 of 50

Question:Acetate rayon is prepared from

Answers Choices:

Acetic acid

Glycerol

Starch

Cellulose

Questions 25 of 50

Question:The compound required for the formation of a thermosetting polymer with methanol is

Answers Choices:

Benzene

Phenyl amine

Benzaldehyde

Phenol

Questions 26 of 50

Question:Which polymer is formed by chloroethene

Answers Choices:

Teflon

Polyethene

PVC

Nylon

Questions 27 of 50

Question:Nylon yarns are usually

Answers Choices:

Highly inflammable

Non-inflammable

Both (a) and (b) types are known

Uncertain inflammability

Questions 28 of 50

Question:Which of the following is a synthetic polymer

Answers Choices:

Rubber

Perspex

Protein

Cellulose

Questions 29 of 50

Question:The mass average molecular mass & number average molecular mass of a polymer are respectively 40,000 and 30,000. The polydispersity index of polymer will be

Answers Choices:

< 1

> 1

1

0

-1

Questions 30 of 50

Question:In the process of forming ‘mercerised cellulose’ the swelling of cellulose is caused by

Answers Choices:

Water

\(N{a_2}C{O_3}\)

\(Aq.\,\,NaOH\)

\(Aq.\,\,HCl\)

Questions 31 of 50

Question:Rayon’ is

Answers Choices:

Natural silk

Artificial silk

Natural plastic or rubber

Synthetic plastic

Questions 32 of 50

Question:\({F_2}C = C{F_2}\)is the monomer of

Answers Choices:

Nylon-6

Buna-S

Glyptal

Teflon

Questions 33 of 50

Question:Molecular mass of a polymer is

Answers Choices:

Small

Very small

Negligible

Large

Questions 34 of 50

Question:Which of the following has cross-links

Answers Choices:

Vulcanised rubber

Nylon

Phenol-formaldehyde resins

Both (1) and (3) are correct

Questions 35 of 50

Question:Orlon is a polymer of [NCERT 1984; BHU 1995; AFMC 1997; DCE 2001]

Answers Choices:

Styrene

Tetrafluoro ethylene

Vinyl chloride

Acrylonitrile

Questions 36 of 50

Question:Caprolactam is the monomer of

Answers Choices:

Nylon-6

Glyptal

P.T.F.E.

Melamine

Questions 37 of 50

Question:Natural rubber contains several thousand units of X linked together in the polymer chain. X is

Answers Choices:

Neoprene

Isoprene

Chloroprene

Styrene

Questions 38 of 50

Question:Natural rubber is basically a polymer of or The monomer of natural polymer rubber is

Answers Choices:

Neoprene

Isoprene

Chloroprene

Butadiene

Questions 39 of 50

Question:What is not true about polymers

Answers Choices:

Polymers do not carry any charge

Polymers have high viscosity

Polymers scatter light

Polymers have low molecular weight

Questions 40 of 50

Question:The synthetic polymer which resembles natural rubber is

Answers Choices:

Neoprene

Chloroprene

Glyptal

Nylon

Questions 41 of 50

Question:Which one is a polymer compound

Answers Choices:

\(S{O_2}\)

\(C{O_2}\)

\(C{H_4}\)

PVC

Questions 42 of 50

Question:Teflon is a polymer of

Answers Choices:

Tetrafluoro ethane

Tetrafluro propene

Difluorodichloro ethane

Difluoro ethane

Trifluoro ethene

Questions 43 of 50

Question:Which of the following is used in vulcanization of rubber

Answers Choices:

\(S{F_6}\)

\(C{F_4}\)

\(C{l_2}{F_2}\)

\({C_2}{F_2}\)

Questions 44 of 50

Question:PVC is used for ……..

Answers Choices:

Manufacture of cosmetics

Manufacture of tyres

Manufacture of nonstick pans

Manufacture of plastic pipes

Questions 45 of 50

Question:Polythene is a resin obtained by polymerisation of or The monomer unit in polythene is

Answers Choices:

Butadiene

Ethylene

Isoprene

Propylene

Questions 46 of 50

Question:Thermosetting plastics are

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Soluble in water

Soluble in alcohol

Soluble in benzene

Insoluble

Questions 47 of 50

Question:Which of the following has amide links

Answers Choices:

Protein

Nylon

Peptide

All of these

Questions 48 of 50

Question:Which of the following is a polyamide

Answers Choices:

Teflon

Nylon –66

Terylene

Bakelite

Questions 49 of 50

Question:Which of the following is fully fluorinated polymer

Answers Choices:

Neoprene

Teflon

Thiokol

PVC

Questions 50 of 50

Question:Three dimensional molecules with cross links are formed in the case of a

Answers Choices:

Thermoplastic

Thermosetting plastic

Both

None