1
JEE Advanced 2019 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
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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.
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