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Formaldehyde polymerises by the action of strong base sodium methoxide. Suggest the mechanism of its polymerisation.

Important Questions on Introduction to Polymer Chemistry

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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following is an addition polymer?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which of the following monomers can undergo condensation polymerization?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which of the following is called a polyamide?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
The copolymer formed by addition polymerization of styrene and acrylonitrile in the presence of peroxide is
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which of the following is a condensation polymer?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
The gas 'A' is having very low reactivity reaches to stratosphere. It is non-toxic and non-flammable but dissociated by UV-radiations in stratosphere. The intermediates formed initially from the gas 'A' are:
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Nylon-2-nylon-6 is a co-polymer of 6-aminohexanoic acid and
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Assertion: Rayon is a semisynthetic polymer whose properties are better than natural cotton.

Reason: Mechanical and aesthetic properties of cellulose can be improved by acetylation.
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following is not a condensation polymer?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following polymer is a copolymer formed by condensation polymerisation?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers

Major product of the given below reaction:
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Structure of some important polymers are given. Which one represents Buna-S ?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
The polymer used in making handles of cookers and frying pans is
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following polymers is prepared by addition polymerisation?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following is an example of thermosetting polymer?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which of the following is a thermosetting polymer?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Choose the correct option(s) from the following
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following polymers is not obtained by condensation polymerisation ?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Which one of the following class of compounds is obtained by polymerization of acetylene ?
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Chemistry>Organic Chemistry>Introduction to Polymer Chemistry>Classification of Polymers
Explain the term copolymerization and give two examples.