मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Identify the monomer in the following polymeric structures.[O=C-(CH2)8-O=C-NH-(CH2)6-NH]n

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प्रश्न

Identify the monomer in the following polymeric structures.

टीपा लिहा
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उत्तर

The monomers of the given polymeric structure are decanoic acid `[HOOC - (CH_2)_s-COOH]` and hexamethylene diamine `[H_2N(CH_2)_6 NH_2]`

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?

संबंधित प्रश्‍न

What is natural rubber?

(A) Cis-1,4-polyisoprene

(B) Neoprene

(C) Trans-1,4-polyisoprene

(D) Butyl rubber


What is the role of sulphur in the vulcanisation of rubber?


Discuss the main purpose of vulcanisation of rubber.


Write the structure of the monomer used in the following polymer:
Buna-S


What is the role of Sulphur in the vulcanization of rubber?


Which of the following are example of synthetic rubber?

(i) Polychloroprene

(ii) Polyacrylonitrile

(iii) Buna-N

(iv) cis-polyisoprene


Vulcanisation makes rubber:

(i) more elastic

(ii) soluble in inorganic solvent

(iii) crystalline

(iv) more stiff


Match materials given in Column I with the polymers given in Column II.

Column I Column II
(i) Natural rubber latex (a) Nylon
(ii) Wood laminates (b) Neoprene
(iii) Ropes and fibres (c) Dacron
(iv) Polyester fabric (d) Melamine formaldehyde resins
(v) Synthetic rubber (e) Urea-formaldehyde resins
(vi) Unbreakable crockery (f) cis-polyisoprene

Which one of the following monomers gives the polymer neoprene on polymerization?


The polymer of natural rubber is:-


Ebonite is:-


Which of the following is correct regarding the drawbacks of raw rubber.


Which of the following statement is CORRECT regarding the drawbacks of raw rubber?


In vulcanization of rubber:


Match List I with List II.

List I List II
(Monomer Unit) (Polymer)
(a) Caprolactum (i) Natural rubber
(b) 2-Chloro-1, 3-butadiene (ii) Buna-N
(c) Isoprene (iii) Nylon-6
(d) Acrylonitrile (iv) Neoprene

Choose the correct answer from the options given below:


Which amongst the following molecules on polymerization produces neoprene?


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