JEE · NEET Previous Year Question
The correct match between item I and item II is:
Item – I Item – II
A. Natural rubber (I) 1, 3-butadience +styrene
B. Neoprene (II) 1, 3-butadience +acrylonitrile
C. Buna-N (III) Chloroprene
D. Buna-S (IV) Isoprene
Topic: JEE PYQ
Answer: B. Full step-by-step solution below.
- A(A)-(III), (B)-(IV), (C)-(I), (D)-(II)
- B(A)-(IV), (B)-(III), (C)-(II), (D)-(I)
- C(A)-(III), (B)-(IV), (C)-(II), (D)-(I)
- D(A)-(IV), (B)-(III), (C)-(I), (D)-(II)
Correct answer: B
Solution
(b) JEE Main 2020Natural rubber – Polymer of isoprene
Neoprene – Polymer of chloroprene
Buna N – Polymer of 1, 3- Butadiene and acrylonitrile
Buna S – Polymer of 1, 3- Butadiene and styrene
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