GTU IMP Material With GTU IMP Question Bank And Solution For Applied chemistry Chapter Polymers, Elastomers, And Insulating Material And Applied chemistry Quiz
Chemistry|Chapter Polymers,Elastomers, And Insulating Material Q & A
1. The monomer unit of P.V.C. is __________ .
Answer : CHâ‚‚ = CHCl
2.
_____________ is a co-polymer.
Answer : Buna - S
3.
Which of the following substance is mixed with L.P.G. to get odour to it ?
Answer : Propane
4.
Major constituent of C.N.G. is __________ .
Answer : Methane
5.
________ is used for the vulcanization of rubber.
Answer : S
6. ___________
polymer is used in the manufacture of sweater ?
Answer : Orlon
7.
Which is the monomer of orlon ?
Answer : Vinyl cyanide
8.
Hard rubber is also known as ______ .
Answer : Ebonite
9.
From the following which is an example for elastomer ?
Answer : Buna- S
10.
Bakelite is obtain by the reaction between phenol and __________ .
Answer : Formaldehyde
11.
Fâ‚‚C = CFâ‚‚ is a monomer of which
substance ?
Answer : Teflon
12.
Melamine is a _________ polymer.
Answer : Thermosetting plastic
13.
Bakelite is a _________ polymer.
Answer : Cross-linked
14.
Which polymer is formed by condensation polymerization ?
Answer : Nylon
15.
Which plastic can be remoulded on heating?
Answer : Thermosetting plastic
16.
The process in which unsaturated one or two types of monomers combine with each
other to from a polymer is called ____________ polymerization.
Answer : Addition
17.
Nylon is made up of _________ and ____________ monomers.
Answer : Hexamethylenediamine and adipic acid
18.
Which is an artificial polymer ?
Answer : Cotton
19.
Phenol and formaldehyde are the monomers of ___________ .
Answer : Bakelite
20.
What is prepared from bisphenol and epichlorohydrin ?
Answer : Epoxy resin
21.
In the vulcanization of rubber if ________ % sulphur is added, then soft rubber
is obtained.
Answer : 5 to 30 %
22.
Which metal oxide is added to improve the physical properties of neoprene
rubber ?
Answer : ZnO or MgO
23.
The density of glass wool is ________ kg/m³.
Answer : 80
24.
Ethylene is a _________ polymer.
Answer : Linear
25.
Monomer of polyethylene is _______________ .
Answer : Ethylene
26.
P.V.C. is ___________ plastic.
Answer : Thermoplastic
27.
What is monomer of Teflon ?
Answer : Tetrafluoro ethylene
28.
Phenol formaldehyde polymer is also known as ________.
Answer : Bakelite
29.
Monomer of natural rubber is ________.
Answer : Isoprene
30.
Select natural polymer in below.
Answer : P.V.C.
31.
From the following which is an example for elastomer ?
Answer : Buna- S
32.
The commercial name of epoxy resin is ____________ .
Answer : Araldite
33.
From the following which is the example for addition polymerization ?
Answer : Polyethylene
34.
Which type of polymer is used in the manufacture of tyre ?
Answer : Rubber
35.
Which type of polymer is -A-A-A-A-A-A-A-A- ?
Answer : Linear polymer
36.
Nylon-66 is prepared by ____________ polymerization.
Answer : Condensation
37.
_____________ is natural fibre ?
Answer : Silk
38.
Which of the following polymer is used for preparing rain-coats ?
Answer : P.V.C. (Polyvinyl chloride)
39.
Which monomers are present in Orlon ?
Answer : Vinyl chloride
40. The
density of thermocole is ___________ kg/m³.
Answer : 22
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