Identify the use of polyethylene terephthalate.
- ATo obtain bags for bread and shopping.
- ✓To manufacture soft drink bottles.
- CTo prepare bottles to store shampoo.
- DTo obtain disposable cups and plates.
Answer: B.
View full solution →Question types
Introduction to Polymer Chemistry question types
227 questions across 5 question groups — pick any mix to generate a Chemistry paper with step-by-step answer keys.
227
Questions
5
Question groups
5
Question types
01
MCQ
108 Q→02Answer the following in one or two sentence.
27 Q→03Answer the following in brief.
16 Q→04Answer the following in detail.
29 Q→05Answer the following questions:
47 Q→Sample Questions
Introduction to Polymer Chemistry questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Which among the following enzymes hydrolyzes starch?
- AProteases
- BInsuline
- ✓Glucose isomerase
- DAmylase
Answer: C.
View full solution →Identify the monomer used to prepare neoprene.
- A$\mathrm{H}_2 \mathrm{C}=\mathrm{CH}-\mathrm{CN}$
- ✓
- C$\mathrm{H}_2 \mathrm{C}=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_2$
- D
Answer: B.
View full solution →Which among the following polymers has high tensile strength and is used to obtain tyre cords?
- ADacron
- BPHBV
- ✓Nylon 6
- DTeflon
Answer: C.
View full solution →Which among the following polymers restores it's original shape once stretched?
- ✓Neoprene
- BPolythene
- CNylon $6$
- DBakelite
Answer: A.
View full solution →What is the type of polymerization in the following examples?
Write name and formula of raw material from which bakelite is made.
Write the structure of natural rubber and neoprene rubber along with the name and structure of thier monomers.
Define the terms : Synthetic fibres
Define the terms : Vulcanisation
Write the structure of isoprene and the polymer obtained from it.
Write main specialities of Buna-S, Neoprene rubber?
Is synthetic rubber better than natural rubber? If so, in what respect?
Write reactions involved in the formation of Bakelite
Draw the flow chart diagram to show the classification of polymers based on type of polymerisation.
(1) Represent the copolymerization reaction between glycine and e aminocaproic acid to form the copolymer nylon 2-nylon 6.
(2) What is the origin of the numbers 2 and 6 in the name of this polymer?
(2) What is the origin of the numbers 2 and 6 in the name of this polymer?
Completed the following table :
Write structural formulae of styrene and polybutadiene.
(1) From the cis-polyisoprene structure of natural rubber explain the low strength of van der Waals forces in it.
(2) Explain how the vulcanization of natural rubber improves its elasticity. (Hint : consider the intermolecular links.)
(2) Explain how the vulcanization of natural rubber improves its elasticity. (Hint : consider the intermolecular links.)
Differentiate between natural and synthetic polymers.
Name the polymer type in which the following linkage is present.
Complete the following statements: Polyethene consists of polymerised …………………………………. .
Complete the following statements: Benzoyl peroxide used in addtion polymerisation acts as …………………………………. .
Complete the following statements:Terylene is ………………………………….. polymer of terephthalic acid and ethylene glycol.
Complete the following statements: Novolak is a copolymer of …………………………………. and …………………………………. .
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