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 Multiple Choice QuestionsOne Word Answers

61.

Which polymer is used for making a non-stick coating on pans?

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 Multiple Choice QuestionsShort Answer Type

62.

Write the starting materials for the synthesis of nylon-66?

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 Multiple Choice QuestionsOne Word Answers

63.

To which class of polymers does orlon belong?

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 Multiple Choice QuestionsShort Answer Type

64.

Write the monomers of melamine polymer.

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65.

What for the following abbreviations stand;
(i) PVC
(ii) PTFE
(iii) PMMA.

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66.

Describe the formation of melamine formaldehyde ?


Melamine formaldehyde polymer is formed by the condensation polymerisation of melamine and formaldehyde.

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67.

What is the monomeric unit of teflon?

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68. An unknown polymer has the structure:

Write the structure of its monomers.
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69.

What kind of polymerization is shown by the following:
(a)    CH2 = CH = CH3

(b)    C6H5OH and NH2CONH2

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70.

What is viscose rayon?

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