JEE PYQ: Biomolecules And Polymers Question 29
Question 29 - 2020 (06 Sep Shift 2)
The correct match between Item-I and Item-II is:
| Item-I | Item-II |
|---|---|
| (a) Natural rubber | (I) 1,3-butadiene + styrene |
| (b) Neoprene | (II) 1,3-butadiene + acrylonitrile |
| (c) Buna-N | (III) Chloroprene |
| (d) Buna-S | (IV) Isoprene |
(1) (A)-(III), (B)-(IV), (C)-(I), (D)-(II)
(2) (A)-(III), (B)-(IV), (C)-(II), (D)-(I)
(3) (A)-(IV), (B)-(III), (C)-(II), (D)-(I)
(4) (A)-(IV), (B)-(III), (C)-(I), (D)-(II)
Show Answer
Answer: (3)
Solution
(A) Natural rubber - Polymer of isoprene. (B) Neoprene - Polymer of chloroprene. (C) Buna N - Polymer of 1,3-butadiene and acrylonitrile. (D) Buna S - Polymer of 1,3-butadiene and styrene.
BETA
