Caprolactam when heated at high temperature gives:

1. Nylon 6,6
2. Dacron
3. Teflon
4. Nylon 6
Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
Level 4: Below 35%
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Match the following in column I with column II and choose the correct combination:
 
Column I Column II
I. Neoprene A. Synthetic wool
II. Acrolein B. Paint
III. LDP C. Flexible pipes
IV. Glyptal D. Gaskets

1. II - D, IV - B III - A, I - C
2. II – C, IV – D, III – A, I - C
3. II – A, IV – B, III – C, I - D
4. II – B, IV – C, III – D, I – A
Subtopic:  Application of Polymers |
Level 4: Below 35%
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Which of the following is incorrect about Buna-N?
 
1. N stands for acrylonitrile
2. Buna-N is formed by butadiene & styrene
3. Buna-N is an addition polymer
4. Buna-N is a copolymer
Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 76%
Level 2: 60%+
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Statement I:  Natural rubber is a linear polymer of isoprene unit with cis isomer.
Statement II:  The polymer of isoprene is polar and has a coil-like structure.
 

1. Statement I is correct only.
2. Statement II is correct only.
3. Both statements I and II are correct.
4. None of the Statements are correct.
Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 65%
Level 2: 60%+
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Which of the given combination is correct.
Column-I Column-II
(i) Homopolymer Buna-S
(ii) Fiber Nylon 6,6
(iii) Condensation polymer Dacron
(iv) Addition polymer Teflon

1. (i), (ii), (iii)
2. (ii), (iii), (iv)
3. (i), (iii), (iv)
4. (i), (ii), (iv)
Subtopic:  Classification - Methods of Polymerization & Copolymerization | Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 82%
Level 1: 80%+
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Match Column I with Column II.

Column I
(Monomer Unit) 
Column II
(Polymer)
(a) Caprolactam (i) Natural rubber
(b) 2-Chloro-1,3-butadiene (ii) Buna-N
(c) Isoprene (iii) Nylon 6
(d) Acrylonitrile (iv) Neoprene

Choose the correct answer from the options given below:

(a) (b) (c) (d)
1. (iv) (iii) (ii) (i)
2. (ii) (i) (iv) (iii)
3. (iii) (iv) (i) (ii)
4. (i) (ii) (iii) (iv)
Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 88%
Level 1: 80%+
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In polymer Buna-S: 'S' stands for :-

1. Sulphonation

2. Strength

3. Sulphur

4. Styrene

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
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The structure of Neoprene is: 

 

1.
2.
3.
4.

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
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Which statement is correct ?

1. Synthesis of Buna-S needs nascent oxygen.

2. Neoprene is an addition copolymer used in plastic bucket manufacturing.

3. Buna-S is a synthetic and linear thermosetting polymer.

4. Buna-N is a natural polymer.

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
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The polymers is not obtained by condensation polymerisation among the following is-

1.  Buna - N
2.  Bakelite
3.  Nylon 6
4.  Nylon 6, 6

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 66%
Level 2: 60%+
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