Which of the following organic compounds polymerizes to form the polyester Dacron?

1. Propylene and para $HO-\left(C_6{H}_4\right)-OH$

2. Benzoic acid and ethanol 

3. Terephthalic acid and ethylene glycol

4. Benzoic acid and para $HO-\left(C_6{H}_4\right)-OH$

The structure of neoprene polymer is:

1.		2.
3.		4.

Caprolactam is used for the manufacture of:

1. Nylon - 6

2. Teflon

3. Terylene

4. Nylon - 6, 6

Nylon is an example of:

1. Polysaccharide
2. Polyamide
3. Polythene
4. Polyester

The example of a thermosetting polymer among the following options is:

1.
2.
3.
4.

A biodegradable polymer that can be prepared from glycine and aminocaproic acid is:
1. Nylon 2-nylon 6
2. PHBV
3. Buna-N
4. Nylon-6,6

Which one of the following is not a condensation polymer?

1. Melamine

2. Glyptal

3. Dacron

4. Neoprene

The set of monomers that forms a biodegradable polymer is:

1. H₂N-CH₂-COOH and H₂N-(CH₂)₅-COOH

2. HO-CH₂-CH₂-OH$$ $$and HOOC-C₆H₄-COOH

3. C₆H₅-CH=CH₂ and CH₂=CH-CH=CH₂

4. CH₂=CH-CN$$ $$and CH₂=CH-CH=CH₂

The polymer that can be classified as polyster polymer is:
1. Bakelite
2. Melamine
3. Nylon-66
4. Terylene

Structures of some common polymers are given. The incorrect match is:

1.	Teflon
2.	Neoprene
3.	Terylene
4.	Nylon 66