-[NH(CH2)6NHCO(CH2)4CO]-n is a 

[2006]

1.  Copolymer 

2.  additional polymer 

3. thermo-setting polymer 

4.  homopolymer 

 

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 78%
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Nylon-66 is a polyamide obtained by the reaction of

(1) COOH(CH2)4COOH + H2NC6H4NH2 - (p)

(2) COOH(CH2)4COOH + NH2(CH2)6NH2 

(3) COOH(CH2)4COOH + NH2(CH2)4NH2 

(4) COOHC6H4COOH - (p) + NH2(CH2)6NH2

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 86%
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Bakelite is prepared by the reaction between :

1. Urea and formaldehyde.

2. Ethylene glycol.

3. Phenol and formaldehyde.

4. Tetramethylene glycol.

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 83%
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Terylene is a condensation polymer of ethylene glycol and

(1) Benzoic acid

(2) Phthalic acid

(3) Salicylic acid

(4) Terephthalic acid

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 83%
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Melamine plastic crockery is a copolymer of:

1. HCHO and melamine

2. HCHO and ethylene

3. Melamine and ethylene

4. None of the above

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 84%
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The correct structure of acrilan is: 

1. -CH2-CH|COOC2H5-n

2. -CH2-CH|Cl-n

3. -CH2-CH|CN-n

4. -CH2-C|CH3|COOCH3-n

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 85%
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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 |
 73%
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Monomer of neoprene is: 

(1) 

(2) CF2=CF2

(3) CH2=CHCl

(4) CCl2=CCl2

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 81%
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Monomer of  is 

(a) 2-methyl propene

(b) styrene

(c) propylene

(d) ethene

Subtopic:  Classification - Methods of Polymerization & Copolymerization | Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
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Polymerisation of chloroethylene gives the polymer:

1. Polythene

2. PVC

3. Teflon

4. Nylon

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 82%
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