1
JEE Advanced 2019 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
Choose the correct option(s) from the following.
A
Teflon is prepared by heating tetrafluoroethene in presence of a persulphate catalyst at high pressure.
B
Natural rubber is polyisoprene containing trans alkene units
C
Cellulose has only $$\alpha $$-D-glucose units that are joined by glycosidic linkages
D
Nylon-6 has amide linkages
2
JEE Advanced 2015 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2

Under hydrolytic conditions, the compounds used for preparation of linear polymer and for chain termination, respectively, are

A
CH3SiCl3 and Si(CH3)4.
B
(CH3)2SiCl2 and (CH3)3SiCl.
C
(CH3)2SiCl2 and CH3SiCl3.
D
SiCl4 and (CH3)3SiCl.
3
IIT-JEE 2011 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2

The correct functional group X and the reagent/reaction condition Y in the following scheme are

IIT-JEE 2011 Paper 2 Offline Chemistry - Polymers Question 4 English

A
X = COOCH3, Y = H2/Ni/heat
B
X = CONH2, Y = H2/Ni/heat
C
X = CONH2, Y = Br2/NaOH
D
X = CN, Y = H2/Ni/heat
JEE Advanced Subjects