मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Draw the structures of polymers formed from the following monomers nHOOC−R−COOH+nHO−RA′−OH - Chemistry

Advertisements
Advertisements

प्रश्न

Draw the structures of polymers formed from the following monomers

\[\ce{n HOOC–R–COOH + n HO–R'–OH}\]

रासायनिक समीकरणे/रचना
Advertisements

उत्तर

\[\begin{array}{cc}
\ce{O}\phantom{........}\ce{O}\phantom{..............}\\
||\phantom{........}||\phantom{..............}\\
\ce{(- C - R - C - O - R' - O -)}\\
\end{array}\]

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Introduction to Polymer Chemistry - Exercises [पृष्ठ ३३८]

APPEARS IN

बालभारती Chemistry [English] Standard 12 Maharashtra State Board
पाठ 15 Introduction to Polymer Chemistry
Exercises | Q 3. vii. 1. | पृष्ठ ३३८

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Explain the following term: Homopolymers


Write the structure of melamine.


Write the monomers of the following polymer : 


Answer the following in one sentence.

Identify 'A' in the following reaction:


Answer the following.

Write structure of natural rubber and neoprene rubber along with the name and structure of their monomers.


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

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


Answer the following.

Write main specialities of Buna-S, Neoprene rubber?


Nylon 6, 6 is a condensation polymer of hexamethylenediamine and _____________


Monomers ethylene glycol and terephthalic acid undergo condensation polymerization to give polymer called ___________


Monomer of natural rubber is __________


Write a chemical reaction for the preparation of the following polymer.

polyacrylonitrile


Mention two uses of LDP.


Write the name and formulae of the monomers used for the preparation of dacron.


Write two uses and two properties of polythene.


Define 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?


Identify additional polymers from the following.

I. \[\begin{array}{cc}
\ce{-(CH2 - CH -)_{{n}}}\\
\phantom{....}|\\
\phantom{.......}\ce{C6H5}
\end{array}\]

II. \[\ce{-(CH2 - CH = CH - CH2 -)_{{n}}}\]

III. \[\ce{-(CO(CH2)4 - CONH(CH2)6NH -)_{{n}}}\]

IV.


How many isoprene units are present in abscisic acid?


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?


Which of the following polymers is obtained from chloroprene?


Novolac is obtained from ____________.


Which of the following polymers is a heteropolymer?


Identify the polymer obtained by polymerization of n moles of acrylonitrile.


Which among the following polymers is obtained from CH2 = CH – CN by polymerisation?


Which among the following catalysts is used in the preparation of dacron?


Identify the monomers used in the preparation of Novolac.


Which among the following monomers is used to prepare Teflon?


Which of the following polymers is prepared by using phenol?


Which among the following polymers is an example of addition polymer?


Which among the following polymers is used to manufacture chemical containers?


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) \[\begin{array}{cc}
\ce{-(CH2 - CH)\underset{n}{-}}\\
\phantom{....}|\\
\phantom{.......}\ce{C6H5}
\end{array}\]

(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)  \[\begin{array}{cc}
\ce{-(CH2 - CH)\underset{n}{-}}\\
\phantom{.....}|\\
\phantom{......}\ce{Cl}
\end{array}\]

Which of the following polymer has ester linkage?


Which of the following is an example of polyester?


Which of the following is a polymer of enzyme?


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.


Name and draw the structure of the repeating unit in natural rubber.


Name the compound which reacts with formaldehyde to produce ethyl alcohol.


Write the name of the monomer of natural rubber.


Another name of terylene is ______.


Write the structure and name of monomer of 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.


Write the structure of isoprene and the polymer obtained from it.


Write the structure of isoprene and the polymer obtained from it.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×