Polymers Test

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Polymers Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

Soft drinks and baby feeding bottles are generally made up of

A
polyester

B
polystyrene

C
polyurea

D
polyamide
Question 2
1 / -0

Fat soluble vitamins are stored in

A
Adipose and liver

B
Stomach

C
Eyes

D
Pancreas

Solution

Vitamins which are soluble in fat and oils but insoluble in water are fat soluble vitamins. These are vitamins A, D, E and K. They are stored in liver and adipose (fat storing) tissues.
Question 3
1 / -0

Which of the following statements regarding cellulose is not true?

A
Its main natural source is cotton.

B
It is insoluble in water, but soluble in ammoniacal copper hydroxide solution.

C
The molecular weight of cellulose varies between 20,000 and 50,000.

D
Cellulose is a branched chain polymer.
Question 4
1 / -0

For macromolecules to form, one or more of the following criteria are essential

A
The repeating structural units are derived from some simple and reactive molecules

B
The simple molecules are linked to each other by covalent bonds

C
These are made by joining of repeating structural units on a large scale

D
All of these

Solution

Macromolecule is made by joining repeating structural units (monomers) on a large scale by covalent bond formation between the simple and reactive molecules
Question 5
1 / -0

Identify the condensation polymer given below.

A
Terylene

B
Buna S

C
PAN (Polyacrylonitrile)

D
Nucleic acid
Question 6
1 / -0

Macromolecules are one of the following

A
Ethers

B
Esters

C
Amines

D
Polymers

Solution

Polymers are higher molecular weight macromolecules. These are formed by joining of repeating structural units on a large scale.

Question 7

1 / -0

Match the following:

Column – I	Column – II
(A) Natural rubber	(a) Trans-polyisoprene molecule
(B) Vulcanisation	(b) Mercaptobenzothiazole
(C) High density polythene (HDPE)	(c) Zeigler–Natta catalyst
(D) Gutta-percha	(d) Cis-polyisoprene molecule

(A) – (d), (B) – (b), (C) – (c), (D) – (a)

(A) – (a), (B) – (c), (C) – (b), (D) – (d)

(A) – (c), (B) – (d), (C) – (a), (D) – (b)

(A) – (c), (B) – (a), (C) – (d), (D) – (b)

Question 8
1 / -0

Which of the following is a natural polymer?

A
Bakelite

B
Nylon

C
Protein

D
PVC
Question 9
1 / -0

Which of the following statements is correct about natural rubber?

A
It is a linear polymer of isoprene.

B
It is a branched polymer of neoprene.

C
It is a branched polymer of chloroprene.

D
It is a linear polymer of 1,3-butadiene.
Question 10
1 / -0

Which of the following statements regarding terylene is not correct?

A
It is a step-growth polymer.

B
It is a synthetic fibre.

C
It is a condensation polymer.

D
It is a thermosetting plastic.
Question 11
1 / -0

Which of the following polymers is obtained by copolymerisation of three monomers?

A
SAN

B
ABS

C
SBR

D
PTFE
Question 12
1 / -0

Which of the following statements regarding vinyl polymerisation is not correct?

A
It involves free radical addition.

B
The presence of carbon tetrachloride in styrene polymerisation results in the lowering of average molecular mass of the polymer.

C
The presence of benzoquinone increases the polymerisation process.

D
Most of the commercial addition polymers are vinyl polymers.
Question 13
1 / -0

Which of the following polymers is an example of a branched chain polymer?

A
Starch

B
Polyethylene

C
DNA

D
Bakelite
Question 14
1 / -0

Name the synthetic polymer which is prepared from caprolactam.

A
Nylon-6,10

B
Teflon

C
PVC

D
Nylon-6
Question 15
1 / -0

Which of the following polymers has amide linkages?

A
Nylon

B
PVC

C
Terylene

D
Bakelite
Question 16
1 / -0

Which of the following polymerisation processes will not result into the formation of a condensation polymer?

A
n (Ethylene glycol) + n (Phthalic acid)

B
n (1,3–Butadiene) + n (Styrene)

C
n (Hexamethylenediamine) + n (Adipic acid)

D
n (Ethylene glycol) + n (Terephthalic acid)

Question 17

1 / -0

Match the following:

List - I (Polymers)	List - II (Monomers)
1. Buna N	A. Phthalic acid and ethylene glycol
2. Nylon 2–nylon 6	B. Terephthalic acid and ethylene glycol
3. Dacron	C. Glycine and amino caproic acid
4. Glyptal plastic	D. Isobutylene and isoprene
	E. Acrylonitrile and butadiene

1 - B, 2 - A, 3 - D, 4 - E

1 - C, 2 - D, 3 - A, 4 - B

1 - D, 2 - C, 3 - B, 4 - A

1 - E, 2 - C, 3 - B, 4 - A

Question 18
1 / -0

Which of the following types of nylon comes under the category of biodegradable polymers?

A
Nylon 6

B
Nylon 6-nylon 66

C
Nylon 2-nylon 6

D
Nylon 6-nylon 610
Question 19
1 / -0

Cellulose, starch, resins and rubber belong to one of the following category of polymers

A
Semi – synthetic polymers

B
Linear polymers

C
Synthetic polymers

D
Natural polymers

Solution

They all are natural polymers i.e these polymers are found in plants and animals.
Question 20
1 / -0

Which of the following orders is true regarding intermolecular forces of attraction?

A
Thermoplastics > Elastomers > Fibres

B
Thermoplastics > Fibres > Elastomers

C
Fibres > Thermoplastics > Elastomers

D
Elastomers > Thermoplastics > Fibres
Question 21
1 / -0

Polythene is not one of the following

A
Linear polymer

B
Synthetic polymer

C
Branched chain polymer

D
Semi – synthetic polymer

Solution

Polythene is not semi-synthetic. Semi-synthetic polymers are derived from natural substances like cellulose. Polythene is synthetic, high density polythene is linear polymer whereas low density polythene is branched polymer.
Question 22
1 / -0

Acrilan is a hard, horny and a high-melting material. Which of the following options represents its structure?

A

B

C

D
Question 23
1 / -0

Write the chemical name of melamine.

A
1,3,5-triazine-2,4,6-triamine

B
2,4,6-triamine-1,3,5-triazine

C
Acrylonitrile

D
Benzene-1,3,5-triamine
Question 24
1 / -0

Nylon 66 is a condensation polymer of hexamethylenediamine and

A
adipic acid

B
sebacic acid

C
terephthalic acid

D
sulphuric acid
Question 25
1 / -0

PDI for natural polymers is generally close to

A
0

B
1

C
10

D
100

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Polymers Test - 3

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Polymers Test - 3

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Question 1

polyester

polystyrene

polyurea

polyamide

Question 2

Adipose and liver

Stomach

Eyes

Pancreas

Solution

Question 3

Its main natural source is cotton.

It is insoluble in water, but soluble in ammoniacal copper hydroxide solution.

The molecular weight of cellulose varies between 20,000 and 50,000.

Cellulose is a branched chain polymer.

Question 4

The repeating structural units are derived from some simple and reactive molecules

The simple molecules are linked to each other by covalent bonds

These are made by joining of repeating structural units on a large scale

All of these

Solution

Question 5

Terylene

Buna S

PAN (Polyacrylonitrile)

Nucleic acid

Question 6

Ethers

Esters

Amines

Polymers

Solution

Question 7

(A) – (d), (B) – (b), (C) – (c), (D) – (a)

(A) – (a), (B) – (c), (C) – (b), (D) – (d)

(A) – (c), (B) – (d), (C) – (a), (D) – (b)

(A) – (c), (B) – (a), (C) – (d), (D) – (b)

Question 8

Bakelite

Nylon

Protein

PVC

Question 9

It is a linear polymer of isoprene.

It is a branched polymer of neoprene.

It is a branched polymer of chloroprene.

It is a linear polymer of 1,3-butadiene.

Question 10

It is a step-growth polymer.

It is a synthetic fibre.

It is a condensation polymer.

It is a thermosetting plastic.

Question 11

SAN

ABS

SBR

PTFE

Question 12

It involves free radical addition.

The presence of carbon tetrachloride in styrene polymerisation results in the lowering of average molecular mass of the polymer.

The presence of benzoquinone increases the polymerisation process.

Most of the commercial addition polymers are vinyl polymers.

Question 13

Starch

Polyethylene

DNA

Bakelite

Question 14

Nylon-6,10

Teflon

PVC