BITSAT SERIES Chemistry
Polymers
8 previous year questions.
Volume: 8 Ques
Yield: Medium
High-Yield Trend
1
2020 1
2019 1
2017 1
2016 2
2015 1
2014 1
2009 Chapter Questions 8 MCQs
01
PYQ 2009
medium
chemistry ID: bitsat-2
Interparticle forces present in nylon-66 are:
1
van der Waals’
2
hydrogen bonding
3
dipole–dipole interactions
4
None of the above
02
PYQ 2014
medium
chemistry ID: bitsat-2
Which one of the following monomers gives the polymer neoprene on polymerization?
1
2
3
4
03
PYQ 2015
medium
chemistry ID: bitsat-2
Polymer used in bullet proof glass is:
1
Lexan
2
PMMA
3
Nomex
4
Kevlar
04
PYQ 2015
medium
chemistry ID: bitsat-2
Polymer used in bullet proof glass is
1
Lexan
2
PMMA
3
Nomex
4
Kevlar
05
PYQ 2016
medium
chemistry ID: bitsat-2
Formation of polyethylene from calcium carbide takes place as follows:
beginaligned
CaC₂ + 2H₂O &→ Ca(OH)₂ + C₂H₂
C₂H₂ + H₂ &→ C₂H₄
nC₂H₄ &→ (-CH₂-CH₂-)ₙ endaligned The amount of polyethylene obtained from 64.1kg of CaC₂ is:
C₂H₂ + H₂ &→ C₂H₄
nC₂H₄ &→ (-CH₂-CH₂-)ₙ endaligned The amount of polyethylene obtained from 64.1kg of CaC₂ is:
1
2
3
4
28kg
06
PYQ 2017
medium
chemistry ID: bitsat-2
Which of the following can be repeatedly softened on heating?
(i) Polystyrene (ii) Melamine
(iii) Polyesters (iv) Polyethylene (v) Neoprene
1
(i) and (iii)
2
(i) and (iv)
3
(iii), (iv) and (v)
4
(ii) and (iv)
07
PYQ 2019
medium
chemistry ID: bitsat-2
Polymer used in bullet proof glass is
1
Lexan
2
PMMA
3
Nomex
4
Kevlar
08
PYQ 2020
medium
chemistry ID: bitsat-2
Formation of polyethylene from calcium carbide takes place as follows:
CaC₂ + 2H₂O → Ca(OH)₂ + C₂H₂
C₂H₂ + H₂ → C₂H₄
nC₂H₄ → (–CH₂–CH₂–)ₙ
The amount of polyethylene obtained from 64.1kg of CaC₂ is:
1
2
3
4
28kg