Polyvinyl chloride, polythene . 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. Bakelite is the condensation polymer of phenol and formaldehyde. Both addition polymers and condensation polymers contain all of the atoms of the monomers. Option 3) Teflon. ... Neoprene < polyvinyl chloride < Nylon 6. Answer/Explanation. Answer. A Natural polymer which controls various life process in the body of a organism is called natural biopolymer. Monomers which possess bifunctional or trifunctional functional groups can combine by the loss of a simple molecule. Related: Co-ordination Chemistry Practice Test. [CBSE AIPMT 2012] ... Neoprene. 1. Buna-S needs buta 1, 3-diene and Neoprene needs 2-chloro 1,3-butadiene. 3. Polymers Class 12 Important Questions Short Answer Type SA-II. NEET : Polymer 3. It forms as a result of polymerization of chloroprene. c. Condensation polymers contain all of the atoms of the original monomers, but addition polymers do not. Give one example each of (i) addition polymers (ii) condensation polymers (iii) copolymers. Question 15.1: Explain the terms polymer and monomer. Question 15.5: Explain the difference between Buna-N and Buna-S. Answer: Buna − N is a copolymer of 1, 3−butadiene and acrylonitrile. C) The polymer has alternating double and single bonds between carbons, while the monomer has only double bonds between carbons. Biodegradable polymer: PHVB, Nylon – 2 – Nylon -6. Check Answer and Solution for above question from. Dacron is a condensation polymer . 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]. (a) Bakelite (b) Teflon (c) Butyl rubber (d) Melamine formaldehyde resin Solution: (a, d) Bakelite is a condensation polymer of phenol and formaldehyde. Nylon 6,6 is a condensation polymer of hexamethylene diamine and adibic acid. Both addition polymers and condensation polymers lose some atoms from the original monomers when the polymer is formed. 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. Option 1) Buna - S. Option 2) Neoprene. Neoprene is also used in some sports shoes to provide extra padding for insoles. are solved by group of students and teacher of JEE, which is also the largest student community of JEE. -pvc,teflon,nylon,plexigas Or Neoprene. B. Assertion : Network polymers are thermosetting. 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. (A) Nylon-66 (B) PTFE (C) Dacron (D) Glyptal. Neoprene is a polymer of chloroprene. Condensation Polymers Neoprene is a form of synthetic rubber. 1.12 Diene Polymers. Dacron and Novolac are condensation polymers. To synthesize Neoprene its monomer Chloroprene is required. A) The polymer has the same properties as the monomer. [NCERT Exemplar] (a) Dacron (b) Buna-S (c) Neoprene (d) Novolac. 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. Neoprene is used to make wetsuits,drysuits and waders. 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. Which one of the following is not a condensation polymer? option (4) is correct. Can you explain this answer? B. Question 4 points. Rubber is a natural polymer but not a natural biopolymer. ... Neoprene is formed by the free radical polymerisation of chloroprene. NEET Organic Chemistry Polymers questions & solutions with PDF and difficulty level Nucleic acids, proteins and starch can be considered as step-growth polymers. 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. C. Artificial silk is derived from cellulose. Neoprene is widely used in the manufacture of safety gloves and other safety equipment. Reason : Neoprene (a polymer of chloroprene) is a synthetic rubber. Question 14. Ans. 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. Answer: Explaination: (b) and (c). Question 1. Teflon and neoprene are the examples of (a) copolymers (b) monomers (c) homopolymers (d) condensation polymers. D. Glyptal. Neoprene is waterproof. (ii) chloroprene. In rubber industry, natural rubber is processed using sulphur. AIIMS 2019. Organic chemist Dr. Linky Chainsworth met with us recently to discuss neoprene. 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… (Delhi 2013) Answer: Question 31. Question 14. 16. Buna - S, Teflon & Neoprene are condition polymer. Polyamides such as nylon are also condensation polymers. This polymer can absorb 800 times it own weight of distilled water, but only 300 times its weight of tap water. Which one among the following is a thermosetting plastic. Question 2. Which of the following is not a condensation polymer ? ... Neoprene (R) Chloroprene. For NEET Preparation) Question 1 of 50. Teflon and Nylon-6,6 both are synthetic polymers. neoprene is condensation polymer or additionpolymer - Chemistry - Polymers - 9811215 | Meritnation.com. 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). It is also known as Polychloroprene. d. Both starch and cellulose are polymers of glucose. Option 4) Nylon 6,6 C. As copolymers. Solution: Nylon 6, 6 and dacron are the examples of condensation polymers. D. Neoprene. DNA is a natural biopolymer which is a main constituent of chromosomes. Question: Which Of The Following Polymers Is Formed By A Condensation Process? 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'. Answer: (c) homopolymers See the answer. This problem has been solved! A polymer formed by direct addition of repeated monomers without the elimination of by product molecules is called addition polymers. cis-1,4-Polyisoprene. Example of synthetic rubber – Neoprene, Buna – N etc. which of the following polymers is formed by a condensation process? Which of the following polymers are condensation polymers? For NEET Preparation ) – NEET : Polymer 4. (i) hexamethylenediamine and adipic acid. As condensation polymers only. Natural rubber contains 97 wt.% cis-1,4-polyisoprene and about 3 wt.% proteins. -pvc,teflon,nylon,plexigas or neoprene… "Neoprene is actually more resistant than natural rubber to … Reason : Network polymers have high molecular mass. b. a. Step growth polymers are condensation polymers. It is also called as terylene. Question 30. Condensation polymers are obtained by bifunctional molecules (monomers) with the elimination of smaller molecules whereas additional polymers are obtained from multiple bonds containing monomers. The repeat unit in natural rubber is isoprene. Did not find your question? Dacron is condensation polymer as well as co polymer , polyester . C. Melamine. D. As addition polymers only. Assertion: 2-Methyl-1, 3-butadiene is the monomer of natural rubber. Which of the following is fully fluorinated polymer ... Butadiene. (iii)1, 3 – butadiene and acrylonitrile. 30. Question 16. 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… Which of the following statements is false? Condensation polymers: Terylene, bakelite. B) The polymer has alternating double and single bonds between carbons, while the monomer has only single bonds between carbons. Ethylene glycol (2).teryphthalic acid . Plus Two Chemistry Polymers Four Mark Questions and Answers. https://chem.libretexts.org/.../Polymers/Condensation_Polymers 29. Give one example of biodegradable polymer. Both as addition and condensation polymers. Ans. Which of the following polymers, need atleast one diene monomer for their preparation? She was happy to talk about this polymer, which she calls "an oldie, but goodie." 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 … [CBSE AIPMT 2012] A. This material has good chemical stability, and it can maintain its flexibility to a wide temperature range. The formation of a polyamide follows the same procedure as in the synthesis of a simple amide. 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