NEET Chemistry Polymers questions & solutions with PDF and difficulty level The monomers used are lactic acid and glycolic acid. c. Polyvinychloride. he continuous filament yarn is used in curtains, dress fabrics, high-pressure fire hoses, men's shirts, and thread. Dacron. Which one is not classified as a condensation polymer? It is also called as terylene. Physics. The structure is similar to polyethylene with the two monomers alternating. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Polyamide. 34. 2. Which of the following NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. Draw A Segment Of Saran's Polymer Chain. Improve concepts using videos, connect with students and teachers globally. Dacron is a condensation polymer . Examples of condensation polymers are Nylon-6, 6, Dacron, Nylon 6 etc. Polyester. PET consists of polymerized units of the monomer ethylene terephthalate, with repeating (C 10 H 8 O 4) units. Draw the repeating unit of the Dacron® polymer HOCH2 CH2OH+HO2C Saran wrap? 0 0. Dacron is a condensation polymer obtained from ethylene glycol and terephthalic acid. d. polypropylene. Since the monomer’s name is tetrafluoroethene, the polymer’s name is polytetrafluoroethene. Fly On The Wall. Blended with cotton, Dacron is made into no-iron clothes. Check Answer and Solution for above question Monomers of this Dacron are (1). How is Nylon – 6, 6 different from Nylon -6? 0 votes O° Is A Condensation Polymer Of Ethylene Glycol And Terephthalic Acid. Get your answers by asking now. Dacron dā´krŏn, dăk´rŏn , trademark for a polyester fiber. A condensation polymer among the following is (A) Dacron (B) PVC (C) Polystyrene (D) Teflon Ans. Dacron is a synthetic polyester fiber. Interpretation: The given polymer is a homopolymer or a copolymer and whether it is formed by addition or condensation polymerization is to be stated. It is used to make drinks bottles and fleeces. In contrast to addition polymerizaion, most of which grow by carbon-carbon bond formation, step-growth polymers generally grow by carbon-heteroatom bond formation (C-O & C-N in Dacron & Nylon respectively). Nylon. A condensation polymer among the following is (A) Dacron (B) PVC. The key difference between dacron and polyester is that Dacron is a form of polyester, whereas polyester is a polymer material composed of ester groups attached to the main chain.. Dacron is a trade name, and it is a polymer material we can find as a member of the polyester family. Dacron or teylene is condensation polymer. 10. In condensation polymerisation, the molecules of a monomer combine with the elimination of simple molecules such as water, alcohol and ammonia to form a polymer. ‘Dacron’ is a condensation polymer of (A)Adipic acid &Hexamethylenediamine (B)Ethylene glycol &tere-phthalic acid (C) Ethylene glycol &phthalic acid (D)Phenol &formaldelyde 35. Related Questions: In acetylene molecule, the two carbon atoms are linked by Correct Answer: Dacron. View Solution play_arrow; question_answer19) ... A condensation polymer among the following polymers is [KCET 2002] A) PVC done clear. It is used as friction modifier. Books. D) All of these done clear. Bakelite is a condensation polymer of phenol and formaldehyde. Build your reputation. Post questions you can’t solve, Past exam questions with answers, large question bank. Concept introduction: The polymers (repeating structural units) are derived from the simple and reactive molecules, called as monomers. Chemistry. Polyester is a polymer material that forms as the result of the reaction between carboxylic acids and alcohols. All the others are addition polymers. 11. Which of the following is a condensation polymer . a. The product polymer has no double bond, so an addition polymerization reaction must have occurred. Relevance. b. Teflon. NEET Organic Chemistry Polymers questions & solutions with PDF and difficulty level Condensation Polymerisation:- The Polymerisation reaction in which the polymer is formed by the condensation of two or more monomer is called condensation Polymerisation. Start studying Chem Homework Polymers. This same polymer with the trade name of mylar when made as "tape" is magnetically coated for use in … NCERT NCERT Exemplar NCERT Fingertips Errorless Vol-1 Errorless Vol-2. Saran Wrap® Is A Polymer Of Vinylidene Chloride And Vinyl Chloride. Its properties include high tensile strength, high resistance to stretching, both wet and dry, and good resistance to degradation by chemical bleaches and to abrasion. What is Bakelite? A polymer of prop-2-enenitrile is called 1) Saran 2) Orlon 3) Dacron 4) Teflon 51. 50. Ans. A monomer called methylmethacrylate polymerizes to form an addition polymer that is used to make bowling balls. which of the following polymers is a condensation polymer? Dextron is a polyacetic acid polyglycolic acid polymer. Therefore it is also called step growth polymerisation. 2. It is copolymer and has ester linkage. WBJEE 2018: A condensation polymer among the following is (A) Dacron (B) PVC (C) Polystyrene (D) Teflon. Answer Save. Nylon is a man-made condensation polymer, meaning several identical molecular units are attached together using a condensation reaction. It is a condensation polymer obtained from ethylene glycol and terephthalic acid. It can also be made into textile fibers known as Dacron and accounts for 50% of all fibers used to make clothing. For example, PET is a polyester made from terephthalic acid and ethane-1,2-diol. C) Decron done clear. It is added to lubricants to reduce surface friction. ← Prev Question Next Question →. Dacron done clear. Cl Catalyst Cn2C CH2 Ci Ci 72. Polystyrene. Glycerol can be separated from spent-lye in soap industry by using 36. Polymer used in bullet proof glass is: 4: Which of the following is a condensation homopolymer? Some polymers are made via condensation polymerisation. Still have questions? Polyester makes up about 18% of world polymer production and is the fourth-most-produced polymer after polyethylene (PE), polypropylene (PP) and polyvinyl chloride (PVC). A polymer is a very large molecule that is built from monomers. Dacron is condensation polymer as well as co polymer … There are two types of Condensation polymers: 1. Biology. Condensation polymers are the result of repeated condensation reactions between two different bi-functional monomers. Favorite Answer. Learn vocabulary, terms, and more with flashcards, games, and other study tools. 25 Online Multiple Choice Polymer Science Important Questions with Answers Test - Which is a naturally occuring polymer? NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Examples: Nylon, terylene, Bakelite. 1 Answer. In condensation polymerisation, a small molecule is formed as a by-product each time a bond is formed between two monomers. (i) teflon (ii) Orlon (iii) Dacron (iv) Neoprene. e. dacron. is a polymer of vinylidene chloride and vinyl chloride. The condensation polymers are formed by repeated condensation reaction between two different bi-functional or tri-functional monomeric units. 1 decade ago. Education portal for Homework help, IIT JEE, NEET. Explanation: No explanation available. B) Teflon done clear. The polyester Dacron and the polyamide Nylon 66, shown here, are two examples of synthetic condensation polymers, also known as step-growth polymers. Be the first to write the explanation for this question by commenting below. Draw The Repeating Unit Of The Dacron® Polymer сон 3. Condensation polymers are formed by the combination of monomers with the elimination of simple molecules such as H 2 O or CH 3 OH. Sample Problem 7. The polymer melmac is obtained by 1) Addition polymerization of melamine and formaldehyde 2) Condensation of polymerization of melamine and formaldehyde 3) Coordination polymerization of melamine 4) Free-radical polymerization of tetrafluroethylene 52. Condensation polymerisation produces a distinct functionalized species and is independent of each other. Condensation polymer among the following is - (a) Teflon (b) Polystyrene (c) PVC (d) Dacron Write some examples of condensation polymers. The Structure Is Similar To Polyethylene With The Two Monomers Alternating. Ethylene glycol (2).teryphthalic acid . The condensation reaction forms a water molecule (blue). Nylon 66, one of the most important types of nylon, is made from adipic acid and hexamethylenediamine. Lv 7. Different types of synthetic (human-made) addition and condensation polymers have many uses and can be found almost in every material used in our daily life, different fields of sciences, technologies and industry. 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