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प्रश्न
The monomer used in preparation of teflon is ______.
पर्याय
E caprolactum
vinyl chloride
styrene
tetrafluoroethylene/tetrafluoroethene
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उत्तर
The monomer used in preparation of teflon is/are tetrafluoroethylene/tetrafluoroethene.
APPEARS IN
संबंधित प्रश्न
Write the reactions involved in the preparation of PVC
Write the chemical reaction to prepare novolac polymer.
Bakelite is the polymer of:
(a) Benzaldchyde and phenol
(b) Acetaldehyde and phenol
(c) Formaldehyde and phenol
(d) Formaldehyde and benzyl alcohol
Write the formulae of the raw materials used for preparation of Dextran.
Draw the structures of veronal and thymine.
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.
Define the term: Vulcanization
Answer the following in one sentence.
What type of intermolecular force leads to high-density polymer?
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Identify thermoplastic and thermosetting plastic from the following:
- PET
- Urea formaldehyde resin
- Polythene
- Phenol formaldehyde resin
Identify condensation polymers and addition polymers from the following.
-(CO(CH2)4 - CONH(CH2)6NH-)n
Identify condensation polymers and addition polymers from the following.
Attempt the following:
Write the chemical reactions involved in the manufacture of Nylon 6,6.
Attempt the following:
Explain the vulcanisation of rubber. Which vulcanizing agents are used for the following synthetic rubber?
a. Neoprene
b. Buna-N
Write the reaction involved in the formation of bakelite.
Nylon 6, 6 is a condensation polymer of hexamethylenediamine and _____________
Monomer of natural rubber is __________
write the structure of the monomer used in natural rubber.
Write the name of one example of each polymer in which following repeating units.
\[\begin{array}{cc}
\ce{(-CF2-CF2-), -[NH-(CH2)5-CO] -, -(CH2-CH-), (-CH2-CH2-)}\\
\phantom{............................}|\\
\phantom{..............................}\ce{CN}
\end{array}\]
Write the name and formulae of the monomers used for the preparation of dacron.
Explain vulcanization of rubber.
Explain the reactions involved in the preparation of viscose rayon.
Which among the following polymers is obtained from styrene and 1-3-butadiene?
Which among the following polymers is used for making handles of cooker?
Which of the following polymer is used in paints?
The INCORRECT match for the polymer with its application is:
Which of the following catalysts is used in preparation of terylene?
Identify the monomers used in the preparation of Novolac.
Which among the following monomers is used to prepare Teflon?
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Identify addition polymer from the following.
Which among the following is an example of addition polymer?
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Which of the following polymer has ester linkage?
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 of the following is a polymer of enzyme?
Answer the following.
Name and draw structure of the repeating unit in natural rubber.
Write the structure of isoprene and the polymer obtained from it.
Name the compound which reacts with formaldehyde to produce ethyl alcohol.
Write the preparation of viscose rayon.
Write the name of the monomer of 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 |
Name and draw the 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.
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.
Name and draw structure of the repeating unit in natural rubber.
Which from following statements is NOT true regarding neoprene?
