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Q. No.Match the polymers given in Column I with their chemical names given in Column II.
Column I
Column II
A. Nylon-6
1. Polyvinyl chloride
B. PVC
2. Polyacrylonitrile
C. Acrilan
3. Polycaprolactum
D. Natural rubber
4. cis-polyisoprene
Codes
A
B
C
D
1.
2
3
4
1
2.
3
1
2
4
3.
1
4
3
2
4.
4
3
2
1
Subtopic: Classification - Methods of Polymerization & Copolymerization |
93%
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Match the polymers given in Column I with their commercial names given in Column II.
| Column I | Column II |
| A. Polyester of glycol and phthalic acid | 1. Novolac |
| B. Copolymer of 1, 3-butadiene and styrene | 2. Glyptal |
| C. Phenol and formaldehyde resin | 3. Buna-S |
| D. Copolymer of 3-butadiene and acrylonitrile | 4. Buna-N |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 1 | 4 |
| 2. | 3 | 1 | 4 | 2 |
| 3. | 2 | 4 | 3 | 1 |
| 4. | 4 | 3 | 2 | 1 |
Subtopic: Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
87%
From NCERT
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Match the following:
| Column I | Column II |
| A. Bakelite | 1. Squeeze bottles |
| B. Low-density polyethylene | 2. Unbreakable crockery |
| C. Melamine-formaldehyde resin | 3. Tyre, cords |
| D. Nylon- 6 | 4. Electrical switches |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 4 | 1 | 2 | 3 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 2 | 1 |
Subtopic: Application of Polymers |
75%
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Match the materials given in Column I with the polymers given in Column II.
| Column I | Column II |
| A. Natural rubber latex | 1. Nylon |
| B. Wood laminates | 2. Dacron |
| C. Ropes and fibers | 3. Urea-formaldehyde resins |
| D. Polyester fabric | 4. cis-polyisoprene |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 4 | 1 | 2 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 1 | 2 |
Subtopic: Application of Polymers |
88%
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Select the correct option based on statements below:
| Assertion (A): | Most of synthetic polymers are not biodegradable. |
| Reason (R): | The polymerization process induces toxic character in organic molecules. |
| 1. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 2. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 3. | Both (A) and (R) are false. |
| 4. | (A) is true but (R) is false. |
Subtopic: Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
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Select the correct option based on statements below:
| Assertion (A): | Olefinic monomers undergo addition polymerization. |
| Reason (R): | Polymerisation of vinyl chloride is initiated by peroxides/persulphates. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | (A) is false but (R) is true. |
Subtopic: Classification - Methods of Polymerization & Copolymerization |
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Select the correct option based on statements below:
| Assertion (A): | Polyamides are best used as fibers because of their high tensile strength. |
| Reason (R): | Strong intermolecular forces (like hydrogen bonding within polyamides) lead to close packing of chains and increase the crystalline character. |
| 1. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 2. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | (A) is false but (R) is true. |
Subtopic: Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
57%
From NCERT
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Select the correct option based on statements below:
| Assertion (A): | For making rubber synthetically, isoprene molecules are polymerized. |
| Reason (R): | Neoprene (a polymer of chloroprene) is a synthetic rubber. |
| 1. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 2. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 3. | (A) is false but (R) is true. |
| 4. | (A) is true but (R) is false. |
Subtopic: Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
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Select the correct option based on statements below:
| Assertion (A): | Network polymers are thermosetting. |
| Reason (R): | Network polymers have a high molecular mass. |
| 1. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 2. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 3. | Both (A) and (R) are false. |
| 4. | (A) is true but (R) is false. |
Subtopic: Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
63%
From NCERT
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Select the correct option based on statements below:
| Assertion (A): | Polytetrafluoroethylene is used in making non-stick cookware. |
| Reason (R): | Fluorine has the highest electronegativity. |
| 1. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 2. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 3. | Both (A) and (R) are false. |
| 4. | (A) is true but (R) is false. |
Subtopic: Application of Polymers |
67%
From NCERT
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