Why does a tightly closed metal lid of a glass bottle can be opened more easily if it is put in hot water for some time? Therefore, the polymer networks synthesized in this study may be called ‘quasi’ DN gels. The formation of polymers, long-chain molecules made of repeating units of monomers (the essential building blocks mentioned above), is a far more difficult experimental problem than the formation of monomers. B. coordination reaction between monomers. Polymer formation from monomer starts by (A) the condensation reaction between monomers (B) the coordinate reaction between monomers Performance & security by Cloudflare, Please complete the security check to access. This problem has been solved! Questions >> JEEMAIN and NEET >> Chemistry >> Polymers. These crosslinked polymers are heterogeneous networks caused by varying pendant reactivity and primary cyclization reactions. (1)Polymerisation starts either by condensation or addition reactions between monomers. Linear polymers start at one point and end at another point. Polymer formation from monomers starts by. I need help with Polymer formation from monomers starts by, List of Hospitality & Tourism Colleges in India, Top Medical Colleges in India accepting NEET Score, MHCET Law ( 5 Year L.L.B) College Predictor, List of Media & Journalism Colleges in India, B. Login. In addition, polymerization, an initiator (or catalyst) reacts with a starting monomer. Polymers are all created by the process of polymerization wherein their constituent elements called monomers, are reacted together to form polymer chains i.e 3-dimensional networks forming the polymer bonds. Polymerization occurs by a condensation reaction, which is a chemical reaction in which two molecules or moieties (functional groups) combine to form a larger molecule, together with the loss of a small molecule such as water, HCl etc. They can be subdivided into two broad classes, depending on the kind of the polymer that they form. Q) Polymer formation from monomer starts … You may need to download version 2.0 now from the Chrome Web Store. Answer. The relationship between the structure of the monomers and properties of the resulting polymer is highlighted. Alkenes can be used to make polymers. A polymerization reaction starts with a primary ingredient (monomer), such as ethylene or propylene. Get Results . Polymer formation from monomers starts by (1) condensation reaction between monomers (2) coordinate reaction between monomers (3) conversion of monomer to monomer ions by protons (4) hydrolysis of monomers Solution: Polymerisation starts either by addition or condensation reactions between monomers. • Polymers are very large molecules made when many smaller molecules join together, end to end. The monomer molecules may be all alike, or they may represent two, three, or more different compounds. Addition. This section continues with a discussion of polymer modification techniques. An exhaustive E-learning program for the complete preparation of JEE Main.. Take chapter-wise, subject-wise and Complete syllabus mock tests and get in depth analysis of your test.. How satisfied are you with the answer? • A monomer can also form dimers (two monomer units), trimers (three monomer units) and so on. See the answer. (A) Fibres possess high tensile strength and high modulus (B) Fibres impart crystalline nature … Monomers form polymers by forming chemical bonds or binding supramolecularly through a process called polymerization. Monomers that participate in condensation polymerization have a different stoichiometry than monomers that participate in addition polymerization: This nylon is formed by condensation polymerization of two monomers, yielding water. Polymer formation from monomers starts by AIEEE 2002 | Polymers | Chemistry | JEE Main In addition, polymerization, an initiator (or catalyst) reacts with a starting monomer. Print. Hence option (1) is the answer. The result of this initiation reaction is a monomer attached to the … the repetition of monomer units can be linear branched or interconnected to form three dimensional networks. One method is called addition. The network polymers produced by each polymerization system of SS and AAm or SPM and NVA may contain several covalent linkages, which are formed via the cross‐propagation of the monomers and crosslinkers used. Sometimes polymers are made from bound groups of monomer subunits (up to a few dozen monomers) called oligomers. Ask Questions, Get Answers Menu X. home ask tuition questions practice papers mobile tutors pricing. The term fossil fuels refer to materials formed from the decomposition of once-living matter. Option A is correct. These monomers’ small repeating units react chemically to form long molecules. Polymer Formation. Question 2. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. asked Apr 3, 2018 in Polymers by paayal (147k points) polymers; jee; Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. 4.Nylon threads are made of (2003) (1)Polyester polymer 2) Polyamide polymer … In view of the coronavirus pandemic, we are making LIVE CLASSES and VIDEO … 3.Polymer formation from monomers starts by (2002) (1)condensation reaction between monomers (2)coordinate reaction between monomers (3)conversion of monomer to monomer ions by protons • (4)hydrolysis of monomers Ans. Your IP: 176.223.120.81 Answer. Previous question Next question Transcribed Image Text from this Question. asked Apr 3, 2018 in Polymers by paayal (147k points) polymers; jee; 0 votes. Polymer formation from monomers starts by, Conversion of monomer to monomer ions by protons. Due to their broad spectrum of properties, both synthetic and natural polymers play essential and ubiquitous roles in everyday life. C. conversion of monomers to monomer ion by protons. B. coordination reaction between monomers. SR Questions; 1: Which one of the following is an example of thermosetting polymers? Polymers are considered to be macromolecules, or combinations of smaller molecules. Answer. Polymer formation from monomers starts by [AIEEE 2002] A. condensation reaction between monomers. It was found that in contrast to a simple adsorbed layer, an interfacial tension in the presence of a polymer layer becomes independent of the applied potential and that a polymer layer strongly inhibits ion transfer reactions. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Sign in with Facebook. B. coordination reaction between monomers. Polymer formation from monomers starts by: A. condensation reaction between monomers. 3. Ask in the Discussion Forum. Polymer formation from monomers starts by [AIEEE 2002] A. condensation reaction between monomers. X . An addition polymer is a polymer that forms by simple linking of monomers without the co-generation of other products. Involves elemination of small molecules like H2O, HCl, Alcohol, etc. Condensation reaction involves polymerisation of monomers with release of small molecules like. Any items you have not completed will be marked incorrect. C. conversion of monomers to monomer ion by protons. A monomer is a low molecular weight hydrocarbon molecule. Once you are finished, click the button below. Report. Answer: (a) 9. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. The poly disperisty index of the polymer … Which of the following is a polyamide? AIEEE 2002: Polymer formation from monomers starts by (A) condensation reaction between monomers (B) coordination reaction between monomers (C) conversion of monomer to monomer ions by protons (D) hydrolysis of monomers.. 2. Starting materials are often referred to as feedstocks. This course will help student to be better prepared and study in the right direction for JEE Main.. Take chapter-wise, subject-wise and Complete syllabus mock tests and get an in-depth analysis of your test.. Check Answer and Solution for above question from Chemistry in Polymers … Choose the correct answer: Condensation reaction between monomers Coordination reaction between monomers Conversion of monomer to monomer ions by protons Hydrolysis of monomers. Cloudflare Ray ID: 606d99ab0eadcc83 There are 16 questions to complete. There are various types of configuration… In addition, polymerization, an initiator (or catalyst) reacts with a starting monomer.The result of this initiation reaction is a monomer attached to the initiator with an unsatisfied bond. Addition polymerization differs from condensation polymerization, which does co-generate a product, usually water. 1 answer. The largest family of polymers 3, vinyl polymers, are produced by chain polymerization reactions.A good example is the free-radical polymerization of styrene, which is initiated by a free radical (R) that reacts with styrene. c. Polymers are separated into monomers producing energy and water molecules. Question from Polymers,jeemain,aipmt,chemistry,cbse,unit5,class12,organic-chemistry-polymers,q44,medium. January 17, 2020 Moushmi Rajapriya. Most of the starting materials (monomers) employed in the synthesis of synthetic polymers like polystyrene, polyethylene, and nylons are derived indirectly from fossil fuels. A polymer could contain as little as three monomer molecules or as many as thousands to millions of monomers. Try it now. Polymer Formation. The important topics include classification, structure, … Polymer formation from monomers starts by (a) condensation reaction between monomers. asked May 25, 2019 in Chemistry by Bhawna (68.4k points) polymers; class-12 ; 0 votes. पॉलिमर का निर्माण मोनोमर्स से होता है: Apne doubts clear karein ab Whatsapp (8 400 400 400) par bhi. ... Other polymer qualities, including the molten flowing property, known as the melt-flow index, are a function of the crystalline structure and are also primarily determined by the polymerization reaction. This creates an unsatisfied bond. What is a vehicle in paint used for? Why does an ordinary electric fan give comfort in summer even though it cannot cool the air? Monomers can be classified in many ways. Show transcribed image text. Polymerization, any process in which relatively small molecules, called monomers, combine chemically to produce a very large chainlike or network molecule, called a polymer. 4.Nylon threads are made of (2003) Polymer formation from monomers starts by condensation reaction between monomers Answer. Polymer 1. Polymer formation from monomers starts by Option 1) condensation reaction between monomers Option 2) coordinate reaction between monomers Option 3) Conversion of monomer to monomer ions by protons Option 4) hydrolysis of monomers. Polymers are macromolecules formed by joining a large number of small molecules or monomers in a chain. Polymer formation … Answer. D. hydrolysis of monomers. askedApr 3, 2018in Polymersby paayal(147kpoints) 5. If the angular momentum of a body is found to be zero about a point, is it necessary that it will also be zero about a different. Which of the following is a bio-degradable polymer? formation from monomers and discusses polymer structure at three levels: primary, secondary, and tertiary. 1 answer. Leave a … 2. A molecule of water is lost in the formation… chemistry: Polymer chemistry. Free radical polymerization of multifunctional monomers leads to the formation of crosslinked polymer materials. Expert Answer . Polymer formation from monomers starts by condensation reaction between monomers by removal of small molecules. Draw the molecular structures of the monomers of (i) PVC (ii) Teflon. Formed by repeated condensation reaction between two different bi-functional or tri-functional monomers. In chemistry, a hydrocarbon is any compound entirely composed of hydrogen and carbon molecules. Polymer formation from monomer starts by. Polymer formation from monomers starts by (a) condensation reaction between monomers . The number average molecular mass and mass average molecular mass of a polymer respectively are 30000 and 40000. Hence option (1) is the answer. Polymer Formation From Monomers Starts By (1 Point) Condensation Reaction Between Monomers Coordination Reaction Between Monomers Conversion Of Monomers To Monomer Ion By Protons Hydrolysis Of Monomers. In addition polymer, monomer used is (A) unsaturated compounds (B) saturated compounds (C) bifunctional saturated compounds (D) trifunctional saturated compounds. Polymer formation from monomers starts by (1) condensation reaction between monomers (2) coordinate reaction between monomers (3) conversion of monomer to monomer ions by protons (4) hydrolysis of monomers Solution: Polymerisation starts either by addition or condensation reactions between monomers. Types of Polymers: Polymers can be of two types—linear and branched. Polymer formation from monomers starts by (a) hydrolysis of monomers (b) conversion of monomer to monomer ions by protons (c) condensation reaction between monomers (d) coordination reaction between monomers. Tech Companion - A Complete pack to prepare for Engineering admissions, MBBS Companion - For NEET preparation and admission process, QnA - Get answers from students and experts, List of Pharmacy Colleges in India accepting GPAT, Why does a tightly closed metal lid of a glass bottle can be opened more easily if it is put in hot water for some time? Check My Answer Have a Query? Polymer formation from monomers starts by (a) condensation reaction between monomers . Polymers are formed by two main ways called addition and condensation polymerization. 7. In the addition method, an initiator or catalyst reacts with the initial monomer. Polymers are synthesized by using the energy released by the breaking of water molecules into hydrogen and hydroxyl group. Polymers are formed by two main ways called addition and condensation polymerization. Once you are finished, click the button below. Chat with tutors. Comment. 12. Please enable Cookies and reload the page. The process of formation of polymers from respective monomers is called (A) polyacrylonitrile (B) copolymerisation (C) polymerisation (D) None of the When radicals (peroxides) were formed on polymer surfaces by argon plasma contact with monomer molecules, polymerization reactions of the monomer molecules initiate from the radicals, and new polymers deposit on the surfaces. Copyright © 2020 Pathfinder Publishing Pvt Ltd. The formation of a polymer layer at the interface was monitored by surface tension measurement and by cyclic voltammetry in the presence of transferable ions. Question 3. Chain-Reaction Polymerization. Which of the following statements is not correct for fibres? The unsatisfied bond is free to react with another monomer, thus adding to the chain. Polymer formation from monomers starts by. A polymer (/ ˈ p ɒ l ɪ m ər /; Greek poly-, "many" + -mer, "part") is a substance or material consisting of very large molecules, or macromolecules, composed of many repeating subunits. Polymer formation from monomer starts by (A) the condensation reaction between monomers (B) the coordinate reaction between monomers (C) conversion of monomer to monomer ions by protons (D) hydrolysis of monomers. 4. Any items you have not completed will be marked incorrect. Another way to prevent getting this page in the future is to use Privacy Pass. Chain-reaction polymerization, sometimes called addition polymerization, requires an initiator to start the growth of the reaction. Polymers are formed by two main ways called addition and condensation polymerization. D. hydrolysis of monomers. C. conversion of monomers to monomer ion by protons. Email . 3.Polymer formation from monomers starts by (2002) (1)condensation reaction between monomers (2)coordinate reaction between monomers (3)conversion of monomer to monomer ions by protons • (4)hydrolysis of monomers Ans. These polymers show enhanced ductility and toughness relative to polymers of pure rac-8DL, subject to tuning by variation of the diastereomeric ratio and structure of the 8DL monomers. D. hydrolysis of monomers. condensation reaction between monomers; coordinate reaction between monomers; conversion of monomer to monomer ions by protons; hydrolysis of monomers; Answer : A. Share. 1 condensation reaction between monomers; 2 coordination reaction between monomers; 3 conversion of monomers to monomer ion by protons; 4 hydrolysis of monomers SHOW CORRECT ANSWER. Sign In for Uninterrupted Access to Study Material and Questions . Next similar question. There are two main ways polymers are formed. The second is condensation polymerization. Answer: (a) 8. (1) … The result of this is a reaction in which the monomer attaches to the initiator. 2: Which one of the following class of compounds is … (1)Polymerisation starts either by condensation or addition reactions between monomers. Polymerization reactions tend to be dehydrations. The result of this initiation reaction is a monomer attached to the initiator with an unsatisfied bond. Monomer units in a polymer are bound together with the help of chemical bonds, which maintain the configuration of the final polymer. Subunits ( up to a few dozen monomers ) called oligomers से होता:. React chemically to form long molecules also form dimers ( two monomer units can be subdivided into two broad,. May 25, 2019 in Chemistry by Bhawna ( 68.4k points ) polymers ; class-12 0... Bi-Functional or tri-functional monomers hydrocarbon molecule everyday life are formed by two main ways called and! And NEET > > JEEMAIN and NEET > > polymers monomers of ( i ) PVC ii! 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