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प्रश्न
Attempt the following:
Write the chemical reactions involved in the manufacture of Nylon 6,6.
उत्तर
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संबंधित प्रश्न
Write the chemical reaction to prepare novolac polymer.
Explain the following term: Homopolymers
Based on molecular forces, what type of polymer is neoprene?
Draw the structures of veronal and thymine.
Write the monomers of the following polymer :
Answer the following in one sentence.
Identify 'B' in the following reaction:
\[\ce{H2N -(CH2)6 - NH2 + HOOC - (CH2)4 - COOH ->[N2][533 K]}\]'B'
Answer the following in one sentence.
Identify thermoplastic and thermosetting plastic from the following:
- PET
- Urea formaldehyde resin
- Polythene
- Phenol formaldehyde resin
Answer the following.
Write the reaction of the formation of Nylon 6.
Answer the following.
Write the reaction of the formation of Terylene.
Answer the following.
Name the polymer type in which following linkage is present.
\[\begin{array}{cc}\ce{- C - O -}\\||\phantom{.....}\\
\ce{O\phantom{.....}}\end{array}\]
Attempt the following:
What is meant by LDP and HDP? Mention the basic difference between the same with suitable examples.
Write the name of the catalyst used for preparation of high density polythene polymer.
Monomers ethylene glycol and terephthalic acid undergo condensation polymerization to give polymer called ___________
Mention two uses of LDP.
Write chemical reaction for preparation of the following.
Buna-S
Write chemical reaction for preparation of the following.
Neoprene
Write the name of one example of each polymer in which following repeating units.
\[\begin{array}{cc}
\ce{(-CF2-CF2-), -[NH-(CH2)5-CO] -, -(CH2-CH-), (-CH2-CH2-)}\\
\phantom{............................}|\\
\phantom{..............................}\ce{CN}
\end{array}\]
Define rubber.
Which among the following polymers is obtained from styrene and 1-3-butadiene?
\[\ce{{n} CH2 = CH2 ->[333 K - 343 K][6 - 7 atm, catalyst] X}\]
Which of the following is CORRECT about polymer 'X'?
Which of the following catalysts is used in preparation of terylene?
Which of the following compounds is used to prepare orlon?
Which among the following polymers is obtained from CH2 = CH – CN by polymerisation?
Which among the following monomers is used to prepare Teflon?
Which of the following polymers is prepared by using phenol?
Which of the following pair of compounds is used as monomers for bakelite?
Which of the following polymer is used to make blankets?
Identify addition polymer from the following.
The commercial name of polyacrylonitrile is ______.
Phenol and formaldehyde undergo condensation to give a polymar (A) which on heating with formaldehyde gives a thermosetting polymer (B). Name the polymers. Write the reactions involved in the formation of (A). What is the structural difference between two polymers?
Which of the following polymer has ester linkage?
Which one of the following polymers are prepared by addition polymerization?
Which of the following polymers is synthesized using a free radical polymerisation technique?
Which of the following polymer is used for manufacturing of buckets, dustbins, pipes, etc?
Which among the following polymers has high tensile strength and is used to obtain tyre cords?
Identify the monomer used to prepare neoprene.
Which of the following is a polymer of enzyme?
The monomer of natural rubber is ______.
Answer the following.
Name and draw structure of the repeating unit in natural rubber.
Answer the following.
Write the structure of isoprene and the polymer obtained from it.
Name and draw the structure of the repeating unit in natural rubber.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
Match the following pairs:
| Polymer | Monomer | ||
| (i) | Teflon | (a) | CH2 = CH2 |
| (ii) | PVC | (b) | CF2 = CF2 |
| (iii) | Natural rubber | (c) | Isoprene |
| (iv) | Polythene | (d) | H2C=CHCl |
Write the structure and name of monomer of Natural rubber.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
Name and draw structure of the repeating unit in natural rubber.
Write the structure of isoprene and the polymer obtained from it.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
Write the structure of isoprene and the polymer obtained from it.
