Match the polymers given in Column I with the preferred mode of polymerisation followed by their monomers 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 |
A. $\rightarrow$ (4) B. $\rightarrow(1)$ C. $\rightarrow$ (2)
Column I represents name of various polymer and Column II represents mechanism of polymerisation. Correct matching can be done as
| Column I | Column II | ||
|---|---|---|---|
| A. | Nylon-6,6 | 1. | Condensation polymerisation |
| B. | PVC | 2. | Free radical polymerisation |
| C. | HDP | 3. | Ziegler-Natta polymerisation or coordination polymerisation |
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 | 1. | Glycosidic linkage |
| B. | Nylon | 2. | Ester linkage |
| C. | Cellulose | 3. | Phosphodiester linkage |
| D. | Proetin | 4. | Amide linkage |
| E. | RNA |
A. $\rightarrow(2)$ B. $\rightarrow$ (4) C. $\rightarrow(1)$ D. $\rightarrow(4)$ E. $\rightarrow$ (3)
Column I represents name of polymer and Column II represents types of linkage. Hence, correct matching can be done as
| Column I | Column II | ||
|---|---|---|---|
| A. | Terylene | 1. | Ester linkage |
| B. | Nylon | 2. | Amide linkage |
| C. | Cellulose | 3. | Glycosidic linkage |
| D. | Proetin | 4. | Amide linkage |
| E. | RNA | Phosphodiester linkage |
Match 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. | Neoprene |
| C. | Ropes and fibres | 3. | Dacron |
| D. | Polyester fabric | 4. | Melamine formaldehyde resins |
| E. | Synthetic rubber | 5. | Urea-formaldehyde resins |
| F. | Unbreakable crockery | 6. | cis-polyisoprene |
A. $\rightarrow$ (6) B. $\rightarrow$ (5) C. $\rightarrow$ (1) D. $\rightarrow(3)$ E. $\rightarrow$ (2) F. $\rightarrow$ (4)
Column I represents various uses or precursurs of polymers and Column II represents name of related polymer. The correct matching can be done as
| Column I | Column II | ||
|---|---|---|---|
| A. | Natural rubber latex | 1. | cis-polyisoprene |
| B. | Wood laminates | 2. | Urea-formaldehyde resins |
| C. | Ropes and fibres | 3. | Nylon |
| D. | Polyester fabric | 4. | Dacron |
| E. | Synthetic rubber | 5. | Neoprene |
| F. | Unbreakable crockery | 6. | Melamine formaldehyde resins |
Match the polymers given in Column I with their repeating units given in Column II.
| Column I | Column II | ||
|---|---|---|---|
| A. | Acrilan | 1. |  |
| B. | Polystyrene | 2. |  |
| C. | Neoprene | 3. |  |
| D. | Novolac | 4. |  |
| E. | Buna-N | 5. |  |
| 6. |  |
A. $\rightarrow(4)$ B. $\rightarrow$ (1) C. $\rightarrow(2)$ D. $\rightarrow$ (4) E. $\rightarrow(3)$
Column I represents name of polymer and Column II represents their molecular formula. The correct matching can be done as
| Column I | Column II | ||
|---|---|---|---|
| A. | Acrilan | 1. |  |
| B. | Polystyrene | 2. |  |
| C. | Neoprene | 3. |  |
| D. | Novolac | 4. |  |
| E. | Buna-N | 5. |  |
Assertion (A) Rayon is a semisynthetic polymer and is taken as a better choice than cotton fabric.
Reason (R) Mechanical and aesthetic properties of cellulose can be improved by Acetylation.