Chemistry - Polymer Question with Solution | TestHub

ChemistryPolymerSTRUCTURES AND USES OF POLYMERSEasy2 minPYQ_2020
ChemistryEasysingle choice

What will be the product when an organic compound not containing any ring or tripple bond having molecular formula C 4 H 5 Cl undergo polymerisation?

Options:

Answer:
A
Solution:

This problem contains conceptual mixing of molecular structure determination and polymerisation of identified monomer. To solve this problem students are advised to follow following steps.

• Calculate the value of degree of unsaturation.

• Draw the possible structures.

• Choose the correct structure among all possible structures.

• Then, complete chemical reaction according to given information.

Determination of molecular structure of C 4 H 5 Cl

Degree of unsaturation = 4 + 1 - 6 2 = 5 - 3 = 2

Since this molecule does not contain any ring or triple bond hence it must be a diene.



A is chloroprene when it undergoes polymerisation it produces duprene also konwn as neoprene.



Chloroprene may undergo polymerisation via two moles either free radical polymerisation and Ziegler natta polymerisation.

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:PolymerSubtopic:STRUCTURES AND USES OF POLYMERS
⏱ 2mℹ️ Source: PYQ_2020

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