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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Write the name of one example of each polymer in which following repeating units. (−CFX2−CFX2−),−[NH−(CHX2)X5−CO]X−,−(CHX2−CH−),(−CHX2−CHX2−)...........................|.............................CN

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प्रश्न

Write the name of one example of each polymer in which following repeating units.

\[\begin{array}{cc}
\ce{(-CF2-CF2-), -[NH-(CH2)5-CO] -, -(CH2-CH-), (-CH2-CH2-)}\\
\phantom{............................}|\\
\phantom{..............................}\ce{CN}
\end{array}\]

टीपा लिहा
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उत्तर

  1. \[\ce{(-CF2-CF2-)}\] is monomer unit of Teflon polymer.
  2. \[\ce{-[NH-(CH2)5-CO] -}\] is monomer unit of nylon 6 polymer.
  3. \[\begin{array}{cc}\ce{-(CH2-CH-)}\\\phantom{....}|\\\phantom{......}\ce{CN}
    \end{array}\] is monomer unit of polyacrylonitrile polymer.
  4. \[\ce{(-CH2-CH2-)}\] is monomer unit of polyethylene polymer.
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पाठ 15: Introduction to Polymer Chemistry - Short Answer Questions (Type-I)

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एससीईआरटी महाराष्ट्र Chemistry [English] Standard 12 Maharashtra State Board
पाठ 15 Introduction to Polymer Chemistry
Short Answer Questions (Type-I) | Q 9

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

Write the chemical reaction to prepare novolac polymer.


Explain the following term: Homopolymers


Based on molecular forces, what type of polymer is neoprene?


Draw the structures of veronal and thymine. 


Choose the correct option from the given alternatives.

Which of the following is made up of polyamides?


Answer the following in one sentence.

Identify thermoplastic and thermosetting plastic from the following:

  1. PET
  2. Urea formaldehyde resin
  3. Polythene
  4. Phenol formaldehyde resin

Answer the following.

Write the reaction of the formation of Nylon 6.


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

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.

-(CO(CH2)4 - CONH(CH2)6NH-)n


Attempt the following:

What is meant by LDP and HDP? Mention the basic difference between the same with suitable examples.


Write preparation, properties, and uses of Teflon.


Monomer used for preparation of polyacrylonitrile 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.


Which of the following is used as a substitute for wool?


Which among the following polymers is obtained from styrene and 1-3-butadiene?


Select the CORRECT match for both the polymers.


Which of the following polymers is obtained from chloroprene?


Novolac is obtained from ____________.


Which of the following catalysts is used in preparation of terylene?


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


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 of the following polymer is used to make blankets?


Identify addition polymer from the following.


Which of the following polymers, need atleast one diene monomer for their preparation?

(i) Dacron

(ii) Buna-S

(iii) Neoprene

(iv) Novolac


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  

Phenol and formaldehyde undergo condensation to give a polymar (A) which on heating with formaldehyde gives a thermosetting polymer (B). Name the polymers. Write the reactions involved in the formation of (A). What is the structural difference between two polymers?


Which of the following is an example of polyester?


Nylon threads are made of ______.


Which of the following is a polymer of enzyme?


Which of the foolowing polymer is used in the manufacture of insulators.


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.


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.


Name and draw the 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.


Identify polyamide polymer from following.


Which from following statements is NOT true regarding neoprene?


Which among the following is a monomer of natural rubber?


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