- 1(current)
Q. No.
Which of the following polymer can be formed by using the following monomer unit?
1. Nylon-6,6
2. Nylon-2-nylon-6
3. Melamine polymer
4. Nylon-6
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 |
Match the polymers given in Column I with the preferred mode of polymerization followed by their monomers in Column II.
| Column I | Column II | ||
| A. | Nylon- 6, 6 | 1. | Free radical polymerisation |
| B. | PVC | 2. | Ziegler-Natta polymerisation or coordination polymerisation |
| C. | HDP | 3. | Anionic polymerisation |
| 4. | Condensation polymerisation | ||
Codes
| Options: | A | B | C |
| 1. | 2 | 3 | 4 |
| 2. | 3 | 1 | 2 |
| 3. | 1 | 4 | 3 |
| 4. | 4 | 1 | 3 |
Match the polymers given in Column I with the type of linkage present in them given in Column II.
|
Column I |
Column II |
| A. Terylene B. Nylon C. Cellulose D. Protein E. RNA |
1. Glycosidic linkage |
Codes
| Options: | A | B | C | D | E |
| 1. | 2 | 5 | 1 | 4 | 3 |
| 2. | 3 | 1 | 5 | 2 | 4 |
| 3. | 5 | 4 | 3 | 2 | 1 |
| 4. | 4 | 3 | 2 | 1 | 5 |
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. |
Which of the following polymers are condensation polymers?
(a) Bakelite
(b) Teflon
(c) Butyl rubber
(d) Melamine formaldehyde resin
Choose the correct option
1. (b, c)
2. (b, d)
3. (a, b)
4. (a, d)
Which of the following are addition polymers?
(a) Nylon
(b) Melamine formaldehyde resin
(c) Orlon
(d) Polystyrene
Choose the correct option
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
- 1(current)
Q. No.
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