Question 2. It forms as a result of polymerization of chloroprene. Ethylene glycol (2).teryphthalic acid . Condensation Polymers A) The polymer has the same properties as the monomer. NEET Organic Chemistry Polymers questions & solutions with PDF and difficulty level As condensation polymers only. Answer/Explanation. Polyvinyl chloride, polythene . Dr. Chainsworth Weighs in on Neoprene. C. As copolymers. Again, the only difference is that both the amine and the acid monomer units each have two functional groups - one on each end of the molecule. Check Answer and Solution for above question from. Option 4) Nylon 6,6 are solved by group of students and teacher of JEE, which is also the largest student community of JEE. 1. Dacron is a condensation polymer . The formation of a polyamide follows the same procedure as in the synthesis of a simple amide. Condensation polymers are formed by condensation of two or more bifunctional monomers with the elimination of simple molecules like H 2 O, NH 3, alcohol, etc. [NCERT Exemplar] (a) Dacron (b) Buna-S (c) Neoprene (d) Novolac. 30. -pvc,teflon,nylon,plexigas or neoprene… Buna-S needs buta 1, 3-diene and Neoprene needs 2-chloro 1,3-butadiene. Neoprene is a form of synthetic rubber. c. Condensation polymers contain all of the atoms of the original monomers, but addition polymers do not. (a) Bakelite (b) Teflon (c) Butyl rubber (d) Melamine formaldehyde resin Solution: (a, d) Bakelite is a condensation polymer of phenol and formaldehyde. B. Question 15.1: Explain the terms polymer and monomer. Neoprene is waterproof. Step growth polymers are condensation polymers. Example of synthetic rubber – Neoprene, Buna – N etc. which of the following polymers is formed by a condensation process? This material has good chemical stability, and it can maintain its flexibility to a wide temperature range. A polymer formed by direct addition of repeated monomers without the elimination of by product molecules is called addition polymers. C. Artificial silk is derived from cellulose. Rubber is a natural polymer but not a natural biopolymer. US2610910A US70798A US7079849A US2610910A US 2610910 A US2610910 A US 2610910A US 70798 A US70798 A US 70798A US 7079849 A US7079849 A US 7079849A US 2610910 A US2610910 A US 2610910A Authority US United States Prior art keywords phenol cement aldehyde polychloroprene aldehyde resin Prior art date 1943-09-07 Legal status (The legal status is an assumption and is not a … AIIMS 2019. It is also called as terylene. Bakelite is the condensation polymer of phenol and formaldehyde. Which of the following polymers are condensation polymers? "Neoprene is actually more resistant than natural rubber to … Neoprene is used to make wetsuits,drysuits and waders. This polymer can absorb 800 times it own weight of distilled water, but only 300 times its weight of tap water. Did not find your question? Answer: Explaination: (b) and (c). Natural rubber contains 97 wt.% cis-1,4-polyisoprene and about 3 wt.% proteins. Which of the following statements is false? Which one among the following is a thermosetting plastic. See the answer. NEET : Polymer 3. Because the ionic strength of urine is equivalent to an 0.1 M NaCl solution, this superabsorbant polymer, which can be found in disposable diapers, can absorb up to 60 times its weight in urine. For NEET Preparation ) – NEET : Polymer 4. Solution: Nylon 6, 6 and dacron are the examples of condensation polymers. Question 4 points. Neoprene is also used in some sports shoes to provide extra padding for insoles. (A) Nylon-66 (B) PTFE (C) Dacron (D) Glyptal. C. Melamine. Major industrial polymers - Major industrial polymers - Polychloroprene (chloroprene rubber, CR): Polychloroprene is the polymer name for the synthetic rubber known as neoprene (a proprietary trade name of DuPont that has become generic). b. Plus Two Chemistry Polymers Four Mark Questions and Answers. Neoprene is used to make laptop sleeves. Question 1. Organic chemist Dr. Linky Chainsworth met with us recently to discuss neoprene. Question 14. Teflon and neoprene are the examples of (a) copolymers (b) monomers (c) homopolymers (d) condensation polymers. She was happy to talk about this polymer, which she calls "an oldie, but goodie." Condensation polymers are obtained by bifunctional molecules (monomers) with the elimination of smaller molecules whereas additional polymers are obtained from multiple bonds containing monomers. Condensation Polymers: These are formed by the repeated ... 1.Write the names of monomers of the following polymers: (i) Nylon 6,6 (ii) Neoprene(iii) Buna –N Ans. In rubber industry, natural rubber is processed using sulphur. Neoprene (CR), also called polychloroprene or chloroprene rubber, synthetic rubber produced by the polymerization (or linking together of single molecules into giant, multiple-unit molecules) of chloroprene. Monomers of this Dacron are (1). Neoprene is widely used in the manufacture of safety gloves and other safety equipment. Question 14. Polymers Class 12 Important Questions Short Answer Type SA-II. ... Neoprene < polyvinyl chloride < Nylon 6. Neoprene is a polymer of chloroprene. neoprene is condensation polymer or additionpolymer - Chemistry - Polymers - 9811215 | Meritnation.com. Reason : Neoprene (a polymer of chloroprene) is a synthetic rubber. 1.12 Diene Polymers. D. As addition polymers only. option (4) is correct. The repeat unit in natural rubber is isoprene. cis-1,4-Polyisoprene is a hydrophobic and biodegradable polymer naturally occurring as latex in the laticiferous vessels or parenchymal (single) cells of rubber-producing plants such as Hevea brasiliensis [59]. 3. Question: Which Of The Following Polymers Is Formed By A Condensation Process? Dacron is condensation polymer as well as co polymer , polyester . Biodegradable polymer: PHVB, Nylon – 2 – Nylon -6. Reason : Network polymers have high molecular mass. Question 30. https://chem.libretexts.org/.../Polymers/Condensation_Polymers Question 16. D. Glyptal. d. Monomers which possess bifunctional or trifunctional functional groups can combine by the loss of a simple molecule. For NEET Preparation) Question 1 of 50. a. B) The polymer has alternating double and single bonds between carbons, while the monomer has only single bonds between carbons. (iii)1, 3 – butadiene and acrylonitrile. Which one of the following is not a condensation polymer? Ans. Can you explain this answer? ... Neoprene is formed by the free radical polymerisation of chloroprene. Condensation polymers: A polymer formed by the condensation of 2 or more than 2 monomers with the elimination of simple molecules like water,ammonia is called condensation polymer. Assertion: 2-Methyl-1, 3-butadiene is the monomer of natural rubber. D. Neoprene. Buna - S, Teflon & Neoprene are condition polymer. Nylon 6,6 is a condensation polymer of hexamethylene diamine and adibic acid. C) The polymer has alternating double and single bonds between carbons, while the monomer has only double bonds between carbons. (Delhi 2013) Answer: Question 31. Condensation polymers: Terylene, bakelite. Give one example each of (i) addition polymers (ii) condensation polymers (iii) copolymers. Related: Co-ordination Chemistry Practice Test. Option 1) Buna - S. Option 2) Neoprene. Teflon and Nylon-6,6 both are synthetic polymers. Both starch and cellulose are polymers of glucose. 16. [CBSE AIPMT 2012] ... Neoprene. Which of the following is not a condensation polymer ? Chloroprene required for this process is synthesized from Vinylacetylene which performs Markonikov addition under acidic condition to produce Chloroprene.The Vinylacetylene required for above reaction is prepared by Dimerization of acetylene by passing it through an aqueous solution of Ammonium Chloride and Cuprous Chloride at 343K.The Chloroprene obtained u… (ii) chloroprene. Dacron and Novolac are condensation polymers. Ans. cis-1,4-Polyisoprene. DNA is a natural biopolymer which is a main constituent of chromosomes. It is also known as Polychloroprene. This problem has been solved! [CBSE AIPMT 2012] A. Which of the following is fully fluorinated polymer ... Butadiene. Option 3) Teflon. Neoprene is also known as “polychloropene” and is a member of synthetic rubber family which is produced by the polymerization (A chemical reaction process in which monomer molecules react together to form polymer chains or three dimensional networks) of chloropene. Answer: (c) homopolymers Assertion : Network polymers are thermosetting. Give one example of biodegradable polymer. Answer. Neoprene is a polymer of chloroprene (CH 2 =C (Cl)-C=CH 2) so it is an addition polymer, not a condensation polymer. -pvc,teflon,nylon,plexigas Or Neoprene. The Questions and Answers of Which of the following is a condensation polymer?a)Buna-Sb)Teflonc)Nylon 6,6d)NeopreneCorrect answer is option 'C'. Both addition polymers and condensation polymers lose some atoms from the original monomers when the polymer is formed. 29. ... Neoprene (R) Chloroprene. (i) hexamethylenediamine and adipic acid. A Natural polymer which controls various life process in the body of a organism is called natural biopolymer. Question 1: Write the names and structures of the monomers of the following polymers: (i) Nylon-6,6 (ii) Bakelite (iii) Polystyrene Answer: Question 2: Write the names and structures of the monomers of the following polymers: (i) Glyptal (ii) Teflon (iii)Nylon-6 Answer: Question 3: Write the name and structures of the monomers of the following polymers: (i) Buna-S (ii) Glyptal (iii) Polyvinyl chloride Answer: Question 4: Write the names and structures of the monomers of the following polymers: (i) Nylon-6 (ii) Novolac (iii)B… Both as addition and condensation polymers. Nucleic acids, proteins and starch can be considered as step-growth polymers. To synthesize Neoprene its monomer Chloroprene is required. There are two major ways that people sell … Which of the following polymers, need atleast one diene monomer for their preparation? B. Polyamides such as nylon are also condensation polymers. Both addition polymers and condensation polymers contain all of the atoms of the monomers. 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