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Questions
What is the significance of number of 6,6 in the polymer nylon-6,6?
State the significance of numbers in the polymer nylon-66.
What does ‘66’ signify in the name nylon-66?
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Solution
The numbers ‘6,6’ in nylon-6,6 represent the number of carbon atoms present in each of the two monomers used to form the polymer:
- The first ‘6’ refers to hexamethylene diamine, which contains six carbon atoms.
- The second ‘6’ refers to adipic acid, which also contains six carbon atoms.
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| List - I (Polymer) |
List - II (used for items) |
||
| (A) | Nylon 6, 6 | (I) | Buckets |
| (B) | Low density polythene | (II) | Non-stick utensils |
| (C) | High density polythene | (III) | Bristles of brushes |
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