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Question
What is the significance of number of 6,6 in the polymer nylon-6,6?
Solution
The number 6,6 in nylon –6, 6 signifies the presence of 6 carbons in each of the monomers of Nylon – 6, 6 i.e., Hexamethylene diamine and Adipic acid.
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| Column I | Column II |
| (i) Bakelite | (a) Unbreakable crockery |
| (ii) Low-density polythene | (b) Non-stick cookwares |
| (iii) Melamine-formaldehyderesin | (c) Packaging material for shock absorbance |
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Match List - I with List - II:
| 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 |
| (D) | Teflon | (IV) | Toys |
Choose the correct answer from the options given below:
