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प्रश्न
Write the reactions involved in the preparation of PVC
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उत्तर
PVC :
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संबंधित प्रश्न
Write any ‘two’ uses of terylene.
Based on molecular forces, what type of polymer is neoprene?
Write the formulae of the raw materials used for preparation of Dextran.
The Zieglar-Natta catalyst is used in the preparation of _______.
(A) LDPE
(B) PHBV
(C) PAN
(D) HDPE
Write the structure of melamine.
Write the structures of the monomers used for getting the following polymers
Melamine – formaldehyde polymer
Draw the structures of veronal and thymine.
Write the monomers of the following 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 Nylon 6.
Answer the following.
Write structure of natural rubber and neoprene rubber along with the name and structure of their monomers.
Draw the structures of polymers formed from the following monomers
\[\ce{n HOOC–R–COOH + n HO–R'–OH}\]
Identify condensation polymers and addition polymers from the following.
\[\begin{array}{cc}\ce{-(CH2 - CH -)_{n}}\\
\phantom{....}|\\\ce{\phantom{.......}C6H5}
\end{array}\]
Attempt the following:
Write the chemical reactions involved in the manufacture of Nylon 6,6.
Answer the following.
Write main specialities of Buna-S, Neoprene rubber?
Write the structure of isoprene and the polymer obtained from it.
Write a chemical reaction for the preparation of the following polymer.
polyacrylonitrile
write the structure of the monomer used in natural rubber.
Write chemical reaction for preparation of the following.
Buna-S
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?
How many isoprene units are present in abscisic acid?
Which of the following is the monomer of neoprene?
Which of the following polymers is a heteropolymer?
Which of the following compounds is used to prepare orlon?
Identify the monomers used in the preparation of Novolac.
Which among the following monomers is used to prepare Teflon?
Which of the following pair of compounds is used as monomers for bakelite?
Which among the following polymers is used to manufacture chemical containers?
Identify addition polymer from the following.
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.
Match the polymers given in Column I with the type of linkage present in them given in Column II.
| Column I | Column II |
| (i) Terylene | (a) Glycosidic linkage |
| (ii) Nylon | (b) Ester linkage |
| (iii) Cellulose | (c) Phosphodiester linkage |
| (iv) Protein | (d) Amide linkage |
| v) RNA |
Match the polymers given in Column I with their repeating units given in Column II.
| Column I | Column II |
| (i) Acrilan |
(a) \[\begin{array}{cc} |
| (ii) Polystyrene | (b) \[\begin{array}{cc} \ce{Cl}\phantom{.......}\\ |\phantom{........}\\ \phantom{}\ce{-(CH2 - C = CH - CH2)\underset{n}{-}} \end{array}\] |
| (iii) Neoprene | (c) \[\begin{array}{cc} \phantom{................................}\ce{CN}\\ \phantom{..............................}|\\ \ce{-(CH2 - CH = CH - CH2 - CH2 - CH)\underset{n}{-}} \end{array}\] |
| (iv) Novolac | (d) \[\begin{array}{cc} \ce{-(CH2 - CH)\underset{n}{-}}\\ \phantom{.....}|\\ \phantom{.......}\ce{CN} \end{array}\] |
| (v) Buna—N | (e)  |
| (f) \[\begin{array}{cc} \ce{-(CH2 - CH)\underset{n}{-}}\\ \phantom{.....}|\\ \phantom{......}\ce{Cl} \end{array}\] |
F2C = CF2 is monomer of the polymer -
Trans - form of poly isoprene is:-
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?
Identify the monomer used to prepare neoprene.
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.
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.
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.
