Verified Solution • 2025–26 Session
moderate
QJEEM19Chff8f: JEE Main 2019 Chemistry - Class 12 JEEM19Chff8f Solution: The correct match between Item-I and Item-II is : .tg…
The correct match between Item-I and Item-II is :
| Item - I | Item - II | ||
|---|---|---|---|
| (a) | High density polythene | (I) | Peroxide catalyst |
| (b) | Polyacrylonitrile | (II) | Condensation at high temperature & pressure |
| (c) | Novolac | (III) | Ziegler-Natta Catalyst |
| (d) | Nylon 6 | (IV) | Acid or base catalyst |
Multiple Choice Options
- A (a) → (IV), (b) → (II), (c) → (I), (d) → (III)
- B (a) → (III), (b) → (I), (c) → (IV), (d) → (II)
- C (a) → (II), (b) → (IV), (c) → (I), (d) → (III)
- D (a) → (III), (b) → (I), (c) → (II), (d) → (IV)
Step-by-Step Verified Solution
High density polythene is obtained by using Ziegler-Natta Catalyst.
Polyacrylonitrile is obtained by acrylonitrile using peroxide catalyst.
Novalac is obtained by acid or base catalyzed polymerization of phenol.
Nylon–6 is condensation polymer which is made at higher temperature and pressure.
Polyacrylonitrile is obtained by acrylonitrile using peroxide catalyst.
Novalac is obtained by acid or base catalyzed polymerization of phenol.
Nylon–6 is condensation polymer which is made at higher temperature and pressure.