SCERT Maharashtra solutions for Chemistry [English] 12 Standard HSC chapter 15 - Introduction to Polymer Chemistry [Latest edition]

Semisynthetic polymer among the following is ______________

Addition polymer among the following is ___________

Homopolymer among the following is _____________

Which of the following is a biodegradable polymer?

Chemical combination of Ziegler-Natta catalyst is ______________

Dacron is a copolymer of ethylene glycol and _______________

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

Write the number of carbon atoms present in the monomer used for preparation of nylon 6 polymer.

Write the name of the catalyst used for preparation of high density polythene polymer.

Monomer used for preparation of polyacrylonitrile is _____________

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

Monomer of natural rubber is __________

Write the name of biodegradable polymer formed by two amino acids namely glycine and ε-amino caproic acid.

Functional group present in terylene polymer is ______.

Write the name of the polymer obtained by polymerization of 2-chloro-1, 3-butadiene.

Define elastomer.

Write the name of raw material used for preparation of nylon 6, 6 polymer.

Write chemical reaction to prepare the following polymer: Teflon

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

polyacrylonitrile

Answer the following in one sentence.

Define the term: Vulcanization

write the structure of the monomer used in natural rubber.

Explain the term copolymers with examples.

Write preparation of low density polythene.

Mention two uses of LDP.

Write chemical reaction for preparation of the following.

Buna-S

Write chemical reaction for preparation of the following.

Neoprene

Explain thermoplastic and thermosetting polymers.

Explain homopolymers with examples.

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

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

Explain the classification of polymers on the basis of structures.

Explain the term copolymers with examples.

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.

Write the preparation of nylon 6, 6.

Mention two properties and two uses of nylon 6, 6 polymers.

Explain the classification of polymers on the basis of origin.

Define fibres.

Explain vulcanization of rubber.

Answer the following.

Explain in detail free radical mechanism involved during preparation of addition polymer.

Define rubber.

Write chemical reaction to prepare the following polymer: Teflon

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

polyisoprene

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

polyacrylonitrile

Write chemical reaction for preparation of the following.

Buna-S

Explain the reactions involved in the preparation of viscose rayon.