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JEE Main 2021 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Polymers Question 28 English
is a repeating unit for :
A
Novolac
B
Buna-N
C
Acrilan
D
Neoprene
2
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Match List-I with List-II :

JEE Main 2021 (Online) 22th July Evening Shift Chemistry - Polymers Question 29 English
Choose the correct answer from the options given below :
A
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
B
(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
C
(a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
D
(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
3
JEE Main 2021 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Bakelite is a cross-linked polymer of formaldehyde and :
A
PHBV
B
Buna-S
C
Novolac
D
Dacron
4
JEE Main 2021 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Orlon fibres are made up of :
A
Polyacrylonitrile
B
Polyesters
C
Polyamide
D
Cellulose
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