Advertisements
Advertisements
प्रश्न
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 |
Advertisements
उत्तर
| Column I | Column II |
| (i) Bakelite | (d) Electrical switches |
| (ii) Low-density polythene | (e) Squeeze bottles |
| (iii) Melamine-formaldehyderesin | (a) Unbreakable crockery |
| (iv) Nylon 6 | (f) Tyre, cords |
| (v) Polytetrafluoroethane | (b) Non-stick cookwares |
| (vi) Polystyrene | (c) Packaging material for shock absorbance |
APPEARS IN
संबंधित प्रश्न
Write the names of monomers of the following polymers:
How can you differentiate between addition and condensation polymerisation?
How is dacron obtained from ethylene glycol and terephthalic acid?
How are the following polymers prepared?
Orlon
Write a note on aldol condensation.
What are thermoplastic polymers?
Name the monomers and the type of polymerization in each of the following polymers:
Bakelite
Write the name of the monomer of the following polymer:
Nylon – 2 – Nylon – 6
Write the structures of monomers used the following polymers:
Nylon - 6, 6
Which of the following polymers can have strong intermolecular forces?
(i) Nylon
(ii) Polystyrene
(iii) Rubber
(iv) Polyesters
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
Which of the following polymer is used for making phonograph records?
A raw material used in making nylon is
Perion is
Nylon is a
Melamine is
Which is used for the formation of nylon – 6?
The polymer containing strong intermolecular forces, e.g., hydrogen bonding, is ______.
The polymer formed on heating Novolac with formaldehyde is ______.
