Q01JEE Main 20253 Apr, Evening shiftMediumPolymers52× since 2002
Given below are two statements: Statement I : Wet cotton clothes made of cellulose based carbohydrate takes comparatively longer time to get dried than wet nylon polymer based clothes. Statement II : Intermolecular hydrogen bonding with water molecule is more in nylon-based clothes than in the case of cotton clothes. In the light of above statements, choose the correct answer from the options given below
Q02JEE Main 2003Annual, Paper 1EasyPolymers52× since 2002
Q03JEE Main 20206 Sep, Morning shiftEasyPolymers52× since 2002
Consider the Assertion and Reason given
below.
Assertion (A) : Ethene polymerized in the
presence of Ziegler Natta Catalyst at high
temperature and pressure is used to make
buckets and dustbins.
Reason (R) : High density polymers are closely
packed and are chemically inert.
Choose the correct answer from the following:
Q04JEE Main 20208 Jan, Evening shiftEasyPolymers52× since 2002
Preparation of Bakelite proceeds via reactions.
Q05JEE Main 202325 Jan, Evening shiftHardPolymers52× since 2002
Match List I with List II
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}
.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}
.tg .tg-c3ow{border-color:inherit;text-align:center;vertical-align:top}
.tg .tg-7btt{border-color:inherit;font-weight:bold;text-align:center;vertical-align:top}
.tg .tg-0pky{border-color:inherit;text-align:left;vertical-align:top}
List I (Name of polymer)
List II (Uses)
A.
Glyptal
I.
Flexible pipes
B.
Neoprene
II.
Synthetic wool
C.
Acrilan
III.
Paints and Lacquers
D.
LDP
IV.
Gaskets
Choose the correct answer from the options given below :
Q06JEE Main 201912 Jan, Morning shiftEasyPolymers52× since 2002
Poly β –hydroxybutyrate-co-β-hydroxyvalerate (PHBV) is a copolymer of
Q07JEE Main 201910 Apr, Evening shiftHardPolymers52× since 2002
The correct match between Item-I and Item-II is :
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{font-family:Arial, sans-serif;font-size:14px;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-break:normal;border-color:black;}
.tg th{font-family:Arial, sans-serif;font-size:14px;font-weight:normal;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-break:normal;border-color:black;}
.tg .tg-s6z2{text-align:center}
.tg .tg-baqh{text-align:center;vertical-align:top}
.tg .tg-s268{text-align:left}
.tg .tg-0lax{text-align:left;vertical-align:top}
Item - I
Item - II
(a)
High density polythene
(I)
Peroxide catalyst
(b)
Polyacrylonitrile
(II)
Condensation at high
temperature & pressure
(c)
Novolac
(III)
Ziegler-Natta Catalyst
(d)
Nylon 6
(IV)
Acid or base catalyst
Q08JEE Main 201910 Apr, Morning shiftEasyPolymers52× since 2002
Which of the following is a condensation polymer?
Q09JEE Main 202124 Feb, Evening shiftMediumPolymers52× since 2002
In polymer Buna-S : 'S' stands for :
Q10JEE Main 2005Annual, Paper 1EasyPolymers52× since 2002
Which of the following is fully fluorinated polymer?
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