This chapter is currently out of syllabus
1
JEE Main 2022 (Online) 30th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List - I with List - II.

List-I
Polymer
List-II
Repeat Unit
(a) Acrilan (i) JEE Main 2022 (Online) 30th June Morning Shift Chemistry - Polymers Question 21 English 1
(b) Neoprene (ii) JEE Main 2022 (Online) 30th June Morning Shift Chemistry - Polymers Question 21 English 2
(c) Polystyrene (iii) JEE Main 2022 (Online) 30th June Morning Shift Chemistry - Polymers Question 21 English 3
(d) Buna-N (iv) JEE Main 2022 (Online) 30th June Morning Shift Chemistry - Polymers Question 21 English 4

Choose the correct match from the options given below :

A
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
B
(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
C
(a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
D
(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)
2
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : Dacron is an example of polyester polymer.

Reason R : Dacron is made up of ethylene glycol and terephthalic acid monomers.

In the light of the above statements, choose the most appropriate answer from the options given below.

A
Both A and R are correct and R is the correct explanation of A.
B
Both A and R are correct but R is NOT the correct explanation of A.
C
A is correct but R is not correct.
D
A is not correct but R is correct.
3
JEE Main 2022 (Online) 29th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The polymer, which can be stretched and remains its original status on releasing the force is

A
Bakelite.
B
Nylon 6, 6.
C
Buna-N.
D
Terylene.
4
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Given below are two statements, one is Assertion (A) and other is Reason (R).

Assertion (A) : Natural rubber is a linear polymer of isoprene called cis-polyisoprene with elastic properties.

Reason (R) : The cis-polyisoprene molecules consist of various chains held together by strong polar interactions with coiled structure.

In the light of the above statements, choose the correct one from the options given below :

A
Both (A) and (R) are true and (R) is the correct explanation of (A).
B
Both (A) and (R) are true but (R) is not the correct explanation of (A).
C
(A) is true but (R) is false.
D
(A) is false but (R) is true.
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