M.Sc. (Semester III) (CBCS) Examination Nov/Dec-2018
Polymer Chemistry
FUNDAMENTALS OF FEEDSTOCKS AND POLYMERS
Time: 2½ Hours
Max. Marks: 70
Instructions: Attempt in all five questions. Figures to the right indicate full marks.
Q.1
Multiple choice questions:
14
Polyvinylchloride is used for making
pipes
glasses
chair
bottle
PET polymer is used for making
bottles
wires
stool
all of above
Precipitation polymerization yields
oligomers
high molecular polymer
no polymer
none of above
Melt polymerization method is done at
room temp
zero degree
high temp
all of above
Which of the following is synthetic polymer?
polystyrene
cellulose
lignin
all of above
Which solvent is used in bulk polymerization?
Acetone
methanol
water
no solvent
Which component is used in emulsion polymerization?
Emulsifier
water
surfactant
all of above

Thermocool is prepared from
vegetable oil
cellulose
polystryrene
NYLON 66
Which of the following is an example of inorganic polymer?
Silicone
polyethylene
NYLON 66
lignin
10) Example of thermoplastics is
Polyethylene
polyurethane
epoxy resin
none of above
11) Which solvent is used in solid state polymerization?
Water
chloroform
methanol
no solvent
Page 2 of 2
SLR-VF-153
12) Polymethylmethacrylate is also called as
Plexigas
snow
silica glass
all of above
13) Which is free radical initiator for polymerization?
AIBN
lignin
methanol
none of above
14) Which one is the polar polymer?
polyethylene
polyurethane
polystyrene
all of above
Q.2
a)Answer the following (Any four)
08
What are the advantages of thermoplastics?
Give any three names of natural polymers
Mention three properties of NYLON 6,6
Write any two uses of dendrimer
Give any three names of thermoset

Write notes on (Any two)
06
Applications of castor oil based polymers
Initiators with example
Polar polymers with example
Q.3
a)Answer the following(Any two)
08
Explain precipitation polymerization method with example
Explain terpene derived polymer with example
Describe the applications of polystyrene polymer
b)Answer he following (Any one)
06
Differentiate between bulk and solution polymerization methods with example
Differentiate between crosslinked and branched polymers with example
Q.4
a)Answer the following (Any two)
10
What are block copolymers? Describe with example
What are inorganic polymers? Describe with example
What is emulsion polymerization method? Describe with example
b)Answer the following (Any one)
04
What are the Properties of polyethylene polymer?
Discuss applications of polyethylene terephthalate polymer
Q.5
Answer the following (Any Two)
14
a)Discuss plant oil based polymers with advantages
b)Describe NYLON 6,6 manufacturing process along with applications
c)Discuss in detail step growth polymerization