Q. 19

Write the structu

Answer :

(a) The monomers of novolac are o-and/or p-hydroxymethylphenol derivatives.



(b) The monomer of neoprene is 2- Chloro- 1, 3- butadiene.



(c) The monomers of Buna- S are styrene and 1,3- Butadiene.



OR


(a) (i) Bakelite


(ii) Proteins


(b) Buna-N s a type of rubber, Polystyrene is a type of thermoplastic polymer and Terylene is a type of fibre.


The intermolecular forces are strongest in fibres then in plastics and weakest in rubbers. Thus, polymers in increasing order of intermolecular forces are arranged as follows-


Buna-N < Polystyrene < Terylene


(c) Biodegradable polymers are those polymers which can be decomposed by microorganisms with time and do not cause pollution. E.g. PHBV, Nylon 2–nylon 6, etc


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Note : In the folChemistry - Exemplar

Note : In the folChemistry - Exemplar

Which of the follChemistry - Exemplar

Note : In the folChemistry - Exemplar