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Q. No.The polymer that is used as a substitute for wool in making commercial fibres is -
1. Melamine
2. Nylon-6, 6
3. Polyacrylonitrile
4. Buna-N
Subtopic: Â Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 65%
From NCERT
NEET - 2019
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Subtopic: Â Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 77%
From NCERT
NEET - 2019
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[NH(CH2)6NHCO(CH2)4CO]n is a:
1. Co-polymer
2. Addition polymer
3. Thermo-setting polymer
4. Homopolymer
Subtopic: Â Classification - Methods of Polymerization & Copolymerization |Â Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |Â Application of Polymers |
 65%
From NCERT
AIPMT - 2006
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Which one of the following polymers is prepared by condensation polymerization?
1. Nylon-6, 6
2. Teflon
3. Rubber
4. Styrene
Subtopic: Â Application of Polymers |
 81%
From NCERT
AIPMT - 2007
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Which one of the following statements is not true?
| 1. | In vulcanization, the formation of sulphur bridges between different chains makes rubber harder and stronger |
| 2. | The natural rubber has the trans-configuration at every double bond |
| 3. | Buna-S is a copolymer of butadiene and styrene |
| 4. | Buna-S is a copolymer of butadiene and styrene |
Subtopic: Â Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 86%
From NCERT
AIPMT - 2008
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The straight-chain polymer is formed by:
| 1. | Hydrolysis of followed by condensation polymerization. |
| 2. | Hydrolysis of followed by condensation polymerization. |
| 3. | Hydrolysis of by addition polymerization. |
| 4. | Hydrolysis of followed by condensation polymerization. |
Subtopic: Â Classification - Methods of Polymerization & Copolymerization |
From NCERT
AIPMT - 2009
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Structures of some common polymers are given. The incorrect match is:
| 1. | Teflon |  |
| 2. | Neoprene |  |
| 3. | Terylene |  |
| 4. | Nylon 66 |  |
Subtopic: Â Classification - Methods of Polymerization & Copolymerization |
 68%
From NCERT
AIPMT - 2009
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Subtopic: Â Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 86%
From NCERT
AIPMT - 2010
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The polymer that can be classified as polyster polymer is:
1. Bakelite
2. Melamine
3. Nylon-66
4. Terylene
Subtopic: Â Classification - Methods of Polymerization & Copolymerization |Â Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 70%
From NCERT
AIPMT - 2011
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Which one of the following is not a condensation polymer?
1. Melamine
2. Glyptal
3. Dacron
4. Neoprene
Subtopic: Â Classification - Methods of Polymerization & Copolymerization |
 72%
From NCERT
AIPMT - 2012
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