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प्रश्न
Answer the following.
Draw the structures of polymers formed from the following monomers
H2N–(CH2)5 – COOH
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उत्तर
[- NH - (CH2)5 - CO-]n
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संबंधित प्रश्न
Write any ‘two’ uses of terylene.
Write the chemical reaction to prepare novolac polymer.
Write the formulae of the raw materials used for preparation of Dextran.
Write the structure of melamine.
Write the monomers of the following polymer :
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Identify 'A' in the following reaction:
Answer the following in one sentence.
What type of intermolecular force leads to high-density polymer?
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 Terylene.
Answer the following.
Match the following pairs:
| Name of polymer | Monomer |
| 1. Teflon | a. CH2 = CH2 |
| 2. PVC | b. CF2 = CF2 |
| 3. Polyester | c. CH2 = CHCl |
| 4. Polythene | d. C6H5OH and HCHO |
| 5. Bakelite | e. Dicarboxylic acid and polyhydoxyglycol |
Identify condensation polymers and addition polymers from the following.
-(CH2 - CH = CH - CH2 -)n
Attempt the following:
Explain the vulcanisation of rubber. Which vulcanizing agents are used for the following synthetic rubber?
a. Neoprene
b. Buna-N
Attempt the following:
What is meant by LDP and HDP? Mention the basic difference between the same with suitable examples.
Answer the following.
Is synthetic rubber better than natural rubber? If so, in what respect?
Answer the following.
Write main specialities of Buna-S, Neoprene rubber?
Write the structure of isoprene and the polymer obtained from it.
Monomer of natural rubber is __________
write the structure of the monomer used in natural rubber.
The following structure represents the polymer:
\[\begin{array}{cc}
\ce{[-C-CH2-NH-C-(-CH2)5 NH -]_{{n}}}\\
\phantom{}||\phantom{.............}||\phantom{................}\\
\phantom{}\ce{O}\phantom{.............}\ce{O}\phantom{................}
\end{array}\]
Which among the following polymers is obtained from styrene and 1-3-butadiene?
Which of the following polymer is used in paints?
Identify the CORRECT statement regarding the following polymer.
\[\begin{array}{cc}
\phantom{....}\ce{O}\phantom{............}\ce{O}\phantom{...................}\ce{H}\phantom{.....}\\
\phantom{....}||\phantom{.............}||\phantom{...................}|\phantom{......}\\
\ce{-[C - (CH2)4 - C - NH - (CH2)6 - N -]_{{n}}}
\end{array}\]
The INCORRECT match for the polymer with its application is:
Select the CORRECT match for both the polymers.
\[\ce{{n} CH2 = CH2 ->[333 K - 343 K][6 - 7 atm, catalyst] X}\]
Which of the following is CORRECT about polymer 'X'?
Which of the following polymers is obtained from chloroprene?
Novolac is obtained from ____________.
Which of the following compounds is used to prepare orlon?
Identify the catalyst used in the manufacture of high density polythene.
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?
Which of the following polymers is used as insulation for cables?
Which of the following products is formed when benzaldehyde is treated with CH3MgBr and the addition product so obtained is subjected to acid hydrolysis?
Which one of the following polymers are prepared by addition polymerization?
Which of the following is an example of polyester?
Which of the following polymers is synthesized using a free radical polymerisation technique?
Nylon threads are made of ______.
Which among the following polymers has high tensile strength and is used to obtain tyre cords?
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.
The monomer used in preparation of teflon is ______.
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.
Which among the following is a monomer of natural rubber?
