Polymers  MCQs

MCQs of Polymers

Showing 41 to 50 out of 168 Questions
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41.
What is the IUPAC name of monomer of Neoprene ?
(a) 3 chloro buta - 1,2 diene
(b) 3 chloro buta - 1,3 diene
(c) 2 chloro buta - 1,2 diene
(d) 2 chloro buta - 1,3 diene
Answer:

Option (d)

42.
Which polymer fibre is known as polyester ?
(a) Terylene
(b) Nylon
(c) Orlon
(d) Neoprene
Answer:

Option (a)

43.
From the following examples which one is of addition homopolymer ?
(a) PTFE
(b) PVC
(c) PAN
(d) All of the above
Answer:

Option (d)

44.
What is other name of polyacrylonitrile ?
(a) Orlon
(b) Teflon
(c) Nylon
(d) Buna-N
Answer:

Option (a)

45.
Ziegler -Natta catalyst means (C2H5)3Al + _____
(a) O2(g)
(b) TiCl4(S)
(c) Benzoyl peroxide
(d) TiO2(S)
Answer:

Option (b)

46.
What is not proper condition for the preparation of HDP ?
(a) 6-7 bar pressure
(b) 333-343 K tempearature
(c) Tertiary (3°) butyl peroxide
(d) Ziegler - Natta catalyst
Answer:

Option (c)

47.
Process to prepare high density polythene is known as _____ .
(a) free radical homo Polymerization
(b) free radical co-polymerization
(c) cationic homopolymerization
(d) anionic homopolymerization
Answer:

Option (b)

48.
Mention catalyst used in the preparation of PTFE.
(a) Ziegler - Natta
(b) Persulphate
(c) Peroxide
(d) Alkyl mercaptan
Answer:

Option (b)

49.
Which polymer is used as lubricant and insulator ?
(a) PVC
(b) PTFE
(c) PAN
(d) SBR
Answer:

Option (b)

50.
Mention IUPAC name of monomer of Teflon.
(a) 1, 2 - Difluoro ethene
(b) 1, 1, 2 - Trifluoro ethene
(c) 1, 1, 2, 2 - Tetrafluoro ethene
(d) 1, 1, 2, 2 - Tetrafluoro ethane
Answer:

Option (c)

Showing 41 to 50 out of 168 Questions
2 3 4 5 6 7