This chapter is currently out of syllabus
1
JEE Main 2021 (Online) 25th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Which statement is correct?
A
Buna-N is a natural polymer.
B
Synthesis of Buna-S needs nascent oxygen.
C
Buna-S is a synthetic and linear thermosetting polymer.
D
Neoprene is an addition copolymer used in plastic bucket manufacturing.
2
JEE Main 2021 (Online) 24th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
In polymer Buna-S : 'S' stands for :
A
Sulphur
B
Styrene
C
Strength
D
Sulphonation
3
JEE Main 2021 (Online) 24th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Match List I with List II.

List I
(Monomer Unit)
List II
(Polymer)
(a) Caprolactum (i) Natural rubber
(b) 2-Chloro-1, 3-butadiene (ii) Buna-N
(c) Isoprene (iii) Nylon 6
(d) Acrylonitrile (iv) Neoprene

Choose the correct answer from the options given below:
A
(a) → (iv), (b) → (iii), (c) → (ii), (d) → (i)
B
(a) → (iii), (b) → (iv), (c) → (i), (d) → (ii)
C
(a) → (ii), (b) → (i), (c) → (iv), (d) → (iii)
D
(a) → (i), (b) → (ii), (c) → (iii), (d) → (iv)
4
JEE Main 2020 (Online) 6th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
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
A
(a) - (IV), (b) - (III), (c) - (II), (d) - (I)
B
(a) - (III), (b) - (IV), (c) - (I), (d) - (II)
C
(a) - (III), (b) - (IV), (c) - (II), (d) - (I)
D
(a) - (IV), (b) - (III), (c) - (I), (d) - (II)
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