1
KCET 2018
MCQ (Single Correct Answer)
+1
-0
Among the following, the branched chain polymer is
A
polyvinyl chloride
B
bakelite.
C
low density polythene
D
high density polythene
2
KCET 2018
MCQ (Single Correct Answer)
+1
-0
$\left(\mathrm{CH}_3\right)_3 \mathrm{SiCl}$ is used during polymerisation of organosilicons because
A
the chain length of organosilicon polymers can be controlled by adding $\left(\mathrm{CH}_3\right)_3 \mathrm{SiCl}$
B
$\left(\mathrm{CH}_3\right)_3 \mathrm{SiCl}$ improves the quality and yield of the polymer
C
$\left(\mathrm{CH}_3\right)_3 \mathrm{SiCl}$ does not block the end terminal of silicone polymer
D
$\left(\mathrm{CH}_3\right)_3 \mathrm{SiCl}$ acts are as a catalyst during polymerisation
3
KCET 2018
MCQ (Single Correct Answer)
+1
-0
Ziegler-Natta catalyst is used to prepare
A
low-density polythene
B
teflon
C
high density polythene
D
nylon-6
4
KCET 2017
MCQ (Single Correct Answer)
+1
-0
Which of the following is not a biodegradable polymer?
A
Glyptol
B
Polyhydroxy butyrate - $\mathrm{CO}-\beta$-hydroxy valerate
C
PHBV
D
Nylon 2-nylon-6
KCET Subjects
EXAM MAP