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प्रश्न
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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उत्तर
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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संबंधित प्रश्न
Write the names of monomers of the following polymers.
What are thermoplastic polymers?
Write the name of the monomer of the following polymer:
Nylon – 2 – Nylon – 6
Which factor imparts crystalline nature to a polymer like nylon?
Match the polymers given in Column I with their main applications given in Column II.
| 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 |
| (iv) Nylon 6 | (d) Electrical switches |
| (v) Polytetrafluoroethane | (e) Squeeze bottles |
| (vi) Polystyrene | (f) Tyre, cords |
Assertion: Polyamides are best used as fibres because of high tensile strength.
Reason: Strong intermolecular forces (like hydrogen bonding within polyamides) lead to close packing of chains and increase the crystalline character, hence, provide high tensile strength to polymers
Perion is
Celanese silk is:-
The polymer formed on heating Novolac with formaldehyde is ______.
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:
