Short Answer Type

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In which classes the polymers are classified on the basis of molecular forces?


On the basis of molecular forces present between the chains of various polymers, the classification of polymers is given as follows:

(i) Elastomers
(ii) Fibres  
(iii) Thermoplastics and  
(iv) Thermosetting plastics.

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What is Novolac?

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Give the uses of low density and high density polymers.

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How can you differentiate between addition and condensation polymerization?

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Define thermoplastics and thermosetting polymers with two examples of each.

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Distinguish between the terms homopolymer and copolymer and give an example of each.

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Explain the term co-polymerization and give two examples.

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Write the free radical mechanism for the polymerization of ethene.

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What type of molecules act as initiators in cationic addition polymerization?

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What are natural and synthetic polymers? Give two examples of each type.

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