MEDIUM
12th ICSE
IMPORTANT
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Can nucleic acid, protein and starch be considered as step growth polymers?

Important Questions on Polymers

MEDIUM
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 27
Name the type of polymerisation (addition or condensation) and name the monomers in proteins.
MEDIUM
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 27
Name the type of polymerisation (addition or condensation) and name the monomers in polyethylene.
 
EASY
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 35

Identify the monomer in the given polymeric structure.

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HARD
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 35

Identify the monomer in the given polymeric structure.

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HARD
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 36
A natural linear polymer of 2-methyl-1,3 butadiene becomes hard on treatment with sulphur between 373-415 K and —S—S—bonds are formed between chains. Write the structure of the product of this treatment.
HARD
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 37
Which of the following polymers soften on heating and harden on cooling? What are the polymers with this property collectively called? What are the structural similarities between such polymers? Bakelite, urea-formaldehyde resin, polythene, polyvinyl, polystyrene.
 
HARD
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 39
How are polymers classified on the basis of structure?
HARD
12th ICSE
IMPORTANT
All In One ISC Chemistry Class 12>Chapter 15 - Polymers>Chapter Practice>Q 43
Write the free radical mechanism for the polymerisation of ethene.