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प्रश्न
Explain the following term: Homopolymers
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उत्तर
Homopolymers
A polymer made from identical repeating unit of one monomer is called homopolymer.
Example: Polyethene, PVC, Nylon-6
APPEARS IN
संबंधित प्रश्न
Write any ‘two’ uses of terylene.
Write the reactions involved in the preparation of PVC
Bakelite is the polymer of:
(a) Benzaldchyde and phenol
(b) Acetaldehyde and phenol
(c) Formaldehyde and phenol
(d) Formaldehyde and benzyl alcohol
Write the monomers of the following polymer :
Answer the following.
Name the polymer type in which following linkage is present.
\[\begin{array}{cc}\ce{- C - O -}\\||\phantom{.....}\\
\ce{O\phantom{.....}}\end{array}\]
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 |
Answer the following.
Draw the structures of polymers formed from the following monomers
H2N–(CH2)5 – COOH
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.
-(CH2 - CH = CH - CH2 -)n
Identify condensation polymers and addition polymers from the following.
-(CO(CH2)4 - CONH(CH2)6NH-)n
Attempt the following:
Write the chemical reactions involved in the manufacture of Nylon 6,6.
Write the structure of isoprene and the polymer obtained from it.
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 ___________
Write chemical reaction for preparation of the following.
Neoprene
Write the name and formulae of the monomers used for the preparation of dacron.
Write chemical reactions for the preparation of high-density polythene.
Write two uses and two properties of polythene.
Define rubber.
Explain the reactions involved in the preparation of viscose rayon.
Identify the INCORRECT match.
Which of the following catalysts is used in preparation of terylene?
Identify the catalyst used in the manufacture of high density polythene.
Which of the following monomers is used in the manufacture of Neoprene rubber?
Which among the following polymers is an example of addition polymer?
Which of the following polymer is used to make blankets?
Which among the following is an example of addition polymer?
Which of the following polymers, need atleast one diene monomer for their preparation?
(i) Dacron
(ii) Buna-S
(iii) Neoprene
(iv) Novolac
F2C = CF2 is monomer of the polymer -
Nylon threads are made of ______.
Which of the following polymer is used for manufacturing of buckets, dustbins, pipes, etc?
Identify the monomer used to prepare neoprene.
Answer the following.
Write the structure of isoprene and the polymer obtained from it.
Answer the following.
Write the structure of isoprene and the polymer obtained from it.
Write the preparation of viscose rayon.
Write the structure of isoprene and the polymer obtained from it.
Write the name of the monomer of natural rubber.
Name and draw structure of the repeating unit in natural rubber.
The monomer used in preparation of teflon is ______.
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 structure of the repeating unit in natural rubber.
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.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
Which among the following is a monomer of natural rubber?
