This page requires a JavaScript-enabled browser
Instructions on how to enable your browser are contained in the help file.
Chemistry Class 12 Chapter 14
Macromolecules
Test 8
1.
Based on their thermal properties,polymers can be divided into ?
Two types
One type
Three types
Four types
2.
The polymer which become hard on heating and cannot be softened again are called?
Thermosetting polymer
Synthetic polymer
Thermoplastic polymer
Addition polymer
3.
A polymer formed by the polymerization of a single type of monomers is called?
Terpolymer
Copolymer
All of these
Homopolymer
4.
Example of addition polymers?
Polystyrene
Terylene
Starch
Nylone-6, 6
5.
Addition polymerization is?
Free redical addition
Cationic addition
Anionic addition
All of these
6.
A polymer formed by the polymerization of three different monomers is called?
Homopolymer
All of these
Terpolymer
Copolymer
7.
The pair of macromolecules having same type of linkage?
PVC and bakelite
Proteins and nylon
Nylon and polyethylene
PVC proteins
8.
The polymers used in floor covering, pipes and gramophones?
PVA
PVC
None of these
Polyamide
9.
In the manufacturing of polystyrene,the plasticizer are added to?
Improve flexibility
Hardness
Increases hardness of polymer
All of these
10.
On the basis of type of monomers, the polymers can be divided into?
Three types
Two types
Four types
Five types
This is more feedback!
This is the feedback!
