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प्रश्न
Answer the following.
Write structure of natural rubber and neoprene rubber along with the name and structure of their monomers.
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उत्तर
| Natural rubber | Neoprene |
|
Monomer: \[\begin{array}{cc} |
Monomer: \[\begin{array}{cc} |
|
Structure of natural rubber: \[\begin{bmatrix}\begin{array}{cc} |
Structure of neoprene: \[\begin{array}{cc} |
संबंधित प्रश्न
The Zieglar-Natta catalyst is used in the preparation of _______.
(A) LDPE
(B) PHBV
(C) PAN
(D) HDPE
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?
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.
Name the polymer type in which following linkage is present.
\[\begin{array}{cc}\ce{- C - O -}\\||\phantom{.....}\\
\ce{O\phantom{.....}}\end{array}\]
Name and draw structure of the repeating unit in natural rubber.
Answer the following.
Write name and formula of raw material from which bakelite is made.
Identify condensation polymers and addition polymers from the following.
\[\begin{array}{cc}\ce{-(CH2 - CH -)_{n}}\\
\phantom{....}|\\\ce{\phantom{.......}C6H5}
\end{array}\]
Identify condensation polymers and addition polymers from the following.
Attempt the following:
Explain the vulcanisation of rubber. Which vulcanizing agents are used for the following synthetic rubber?
a. Neoprene
b. Buna-N
Monomer used for preparation of polyacrylonitrile is _____________
Write chemical reaction for preparation of the following.
Neoprene
Write chemical reactions for the preparation of high-density polythene.
Explain vulcanization of rubber.
Define 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?
Identify the CORRECT statement regarding the following polymer.
\[\begin{array}{cc}
\phantom{....}\ce{O}\phantom{............}\ce{O}\phantom{...................}\ce{H}\phantom{.....}\\
\phantom{....}||\phantom{.............}||\phantom{...................}|\phantom{......}\\
\ce{-[C - (CH2)4 - C - NH - (CH2)6 - N -]_{{n}}}
\end{array}\]
Identify the INCORRECT match.
Which of the following is the monomer of neoprene?
Select the CORRECT match for both the polymers.
Identify the polymer obtained by polymerization of n moles of acrylonitrile.
Which among the following polymers can NOT be remoulded?
Which among the following catalysts is used in the preparation of dacron?
Which among the following is an example of addition polymer?
Name the polymers used in laminated sheets and give the name of monomeric units involved in its formation.
Which of the following is not a copolymer?
The catalyst used for the polymerisation of olefins is ______.
Which of the following polymer is used for manufacturing of buckets, dustbins, pipes, etc?
Which of the foolowing polymer is used in the manufacture of insulators.
Answer the following.
Name and draw structure of the repeating unit in natural rubber.
Name and draw the 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.
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 the monomer of Nylon-6.
Write the structure and name of monomer of Natural rubber.
Name and draw the structure of the repeating unit in natural rubber.
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.
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.
Name and draw structure of the repeating unit in natural rubber.
Name and draw structure of the repeating unit in natural rubber.
