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

1. Nylon-66

2. Teflon

3. Rubber

4. Styrene

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 73%
From NCERT
AIPMT - 2007
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Which one of the following statements is not true?

1.  In vulcanisation, the formation of sulphur bridges between different chains make rubber harder and stronger

2.  Natural rubber has the trans-configuration at every double bond

3.  Buna-S is a copolymer of butadiene and styrene

4.  Natural rubber is a 1,4-polymer of isoprene

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 68%
From NCERT
AIPMT - 2008
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Structures of some common polymers are given. Which one is not correctly presented?
 
1.     Teflon 
       -CF2-CF2-n
 
 
2.    Neoprene     
     -CH2-C|Cl=CH-CH2-CH2-n
 
3. Terylene 
        
 
4.     Nylon 66       
        -NHCH26NHCOCH24-CO-n

 

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 57%
From NCERT
AIPMT - 2009

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Which of the following structures represents neoprene polymer?
1. -CH2-C|Cl=CH-CH2-n
 
2. CH2-CH|CN-n
 
3. -CH2-CH|Cl-n
 
4. -CH|C6H5-CH2-n

 

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 79%
From NCERT
AIPMT - 2010

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Of the following which one is classified as polyester polymer?

1.  Bakelite

2.  Melamine

3.  Nylon-66

4.  Terylene

Subtopic:  Classification - Methods of Polymerization & Copolymerization | Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 66%
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:  Classification - Methods of Polymerization & Copolymerization |
 70%
From NCERT
AIPMT - 2012

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Nylon is an example of :
1. Polysaccharide
2. Polyamide
3. Polythene
4. Polyester

 

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 74%
From NCERT
AIPMT - 2013

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Dacron is a polymer of : 

1. Propylene and para HO-(C6H4)-OH

2. Benzolic acid and ethanol .

3. Terepthalic acid and ethylene glycol.

4. Benzoic acid and para HO-(C6H4)-OH

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 90%
From NCERT
AIPMT - 2014

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Which one of the following is an example of a thermosetting polymer?
 
1. -CH2-C|Cl=CH-CH2-n
 
2CH2-CH|Cl-n
 
3. -N|H-CH26-N|H-C||OCH24-C-||On
 
4. 

 

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 71%
From NCERT
AIPMT - 2014

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Biodegradable polymer which can be produced from glycine and aminocaproic acid is
1. Nylon 2-nylon 6
2. PHBV
3. Buna-N
4. Nylon-6, 6
Subtopic:  Classification - Methods of Polymerization & Copolymerization | Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 75%
From NCERT
NEET - 2015

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