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how are polymers classified on the basis of structure

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smily59 smily59 05.05.2019 Chemistry Secondary School +5 pts. Classification based on the structure of polymers :- • On the basis of structure they are classified in three types - a) Linear polymers - • In these polymers monomers are linked with each other and form a long straight chain. These polymers have high melting points and are of higher density. Such as low density polythene. how are polymers classified on the basis of struct... General Principles and Processes of Isolation of Elements. All Rights Reserved. Some common examples are plastic, nylon 6,6, etc. Such as polythene, polyvinyl chloride etc. Polymers are classified on the basis of structure as follows: 1. The vapour pressure of pure liquids A and B are 450 and 700 mm Hg respectively, at 350 K. Find out the composition of the liquid mixture if total vapour pressure is 600 mm Hg. There are three different types based on the structure of the polymers. For example, Nylon, which contains nitrogen atoms in the repeated unit backbone. These polymers are represented as: For e.g., low density polythene (LDP), amylopectin, etc. Give plausible explanation for each of the following: (i) Cyclohexanone forms cyanohydrin in good yield but 2, 2, 6 trimethylcyclohexanone does not. Carbohydrates in grains are classified based on their chemical structures or their digestibility when consumed by humans as food or by livestock as feed. These are also known as man-made polymers. Explain the difference between Buna-N and Buna-S. Polymers are classified on the basis of structure as follows: 1. In addition to classifying polymers on the basis of their processing characteristics, polymers may also be classified according to their mechanism of polymerization. Linear polymers: These polymers are formed of long straight chains. What are their different types? ; As a result, therefore, the polymers may be classified into various categories on the basis of strength and nature of intermolecular forces operating them. (i) Linear polymer: These polymers consist of long and straight chains. If the solubility of H2S in water at STP is 0.195 m, calculate Henry's law constant. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. Tacticity 8. A polymer is like a thread joins many coins punched through the center, in the end we get a string of coins, the coins would be the … How are polymers classified on the basis of structure? The vapour pressure of pure liquids A and B are 450 and 700 mm Hg respectively, at 350 K. Find out the composition of the liquid mixture if total vapour pressure is 600 mm Hg. Ask your question. Q.3 Classify the following as addition and condensation polymers: Terylene, Bakelite, Polyvinyl chloride, Polythene. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. ; As a result, therefore, the polymers may be classified into various categories on the basis of strength and nature of intermolecular forces … • These chains has no any side chains. What are emulsions? These polymers are represented as: How are polymers classified on the basis of structure? Monomer Used 3. These chains has no any side chains. Mo… Classification Of Polymers Polymers are classified in different types on different basis. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. how are polymers classified on the basis of struct... General Principles and Processes of Isolation of Elements. Give example of each type. Cross-linked or Network polymers: These polymers have many cross-linking bonds that give rise to a network-like structure. Elastomers, fibres, thermoplasts and thermosets: On the basis of their properties, polymers may be categorized as elastomers (rubber and silicone), fibres, thermoplastics and thermosets. Join now. Calculate the mass of a non-volatile solute (molar mass 40 g mol-1) which should be dissolved in 114 g octane to reduce its vapour pressure to 80%. Branched chain polymers: These polymers are basically linear chain polymers with some branches. Answer : On the basis of structure, the polymers are classified as follows :
(i) Linear polymers such as high density polythene (HDP), polyvinyl Woride, nylons, polyester, etc. Based on types of monomers. (ii) There are two -NH2 groups in semicarbazide. How the following conversions can be carried out? Ask your question. Forex: HDPE, PVC, nylons, etc. By Structure Linear Polymers In these polymers monomers are linked with each other and form a long straight chain. Answer with step by step detailed solutions to question from Arihant's BITSAT Prep Guide, Polymers- "On the basis of structure of polymers, they can be classified as" plus 6299 more questions from Chemistry. Also find the composition of the vapour phase. On the basis of structure polymers are classified as- (i) Linear polymer: These polymers consist of long and straight chain. What are their different types? Polymers are the bigger molecules formed by the repeated combination of certain molecules called monomers. Log in. (i) Linear polymer: These polymers consist of long and straight chains. Join now. (ii) There are two -NH2 groups in semicarbazide. Examples of such polymers include bakelite and melmac. Answer:Polymers are classified on the basis of structure as follows:1. , the formation of polythene from … Polymers are classified into three types on the basis of Structure. 4.5k VIEWS. Based on tacticity/ molecular forces. A solution of glucose in water is labelled as 10% w/w, what would be the molality and mole fraction of each component in the solution? Examples of such polymers include bakelite and melmac. Structure 6. Explain how polymers are classified on the basis of their structure Give one from ECE 200 at Sri Sivani College of Engineering Log in. Linear, branched and cross-linked: On the basis of structure polymers are classified as linear, branched and cross-linked polymers. How are polymers classified on the basis of structure? How are polymers classified on the basis of structure? Chemically carbohydrates are polyhydroxy aldehydes or ketones, their simple derivatives or their polymers. How are polymers classified on the basis of structure? The monomers in these are linked together to form a long chain. Henry's law constant for CO2 in water is 1.67 x 108Pa at 298 K. Calculate the quantity of CO2in 500 mL of soda water when packed under 2.5 atm CO2 pressure at 298 K. Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride. (ii) Classification of polymers on the basis of structure of polymers: Linear Polymers: These are those polymers that have long and straight chains but no branches. Answered Copyright © 2020 saralstudy.com. Classification of polymers based on their structure can be of three types: (i) Linear polymers: These polymers are similar in structure to a long straight chain which identical links connected to each other.  Classification based on source:- • On the basis of sources of polymers they are classified in three types. These polymers contain bi-functional and tri-functional monomers and strong covalent bonds between various linear polymer chains. Why? 3. The answer will be given in this article. How are polymers classified on the basis of structure? Classification Of Polymer On Basis Of 1. On the mode of synthesis. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. Download Free solutions of NCERT physics Class 12th from SaralStudy. Such as polythene, polyvinyl chloride etc. Linear polymers: These polymers are formed of long straight chains. Linear polymers: These polymers are formed of long straight chains. On the basis of origin / source. (iii) During the preparation of esters from a carboxylic acid and an alcohol in the presence of an acid catalyst, the water or the ester should be removed as soon as it is formed. was last updated on 11th December 2020 Answer :: Polymers are high molecular mass substances (103 — 107u) consisting of a very large numb Question 15.20: What is a biodegradable polymer? (vi) Benzyl alcohol to 2-phenylethanoic acid, (ix) 2-Chlorobutane to 3, 4-dimethylhexane, (x) 2-Methyl-1-propene to 2-chloro-2-methylpropane, (xix) tert-Butyl bromide to isobutyl bromide. They are called plant and animal polymers. However, only one is involved in the formation of semicarbazones. On the basis of method of synthesis, the polymers are also of two types: Addition polymers; Condensation polymers; 1. There are three different types based on the structure of the polymers. Q.4 Write the names of monomers of the following polymers: Q.5 Explain the difference between Buna-N and Buna-S. (iii) During the preparation of esters from a carboxylic acid and an alcohol in the presence of an acid catalyst, the water or the ester should be removed as soon as it is formed. In addition to classifying polymers on the basis of their processing characteristics, polymers may also be classified according to their mechanism of polymerization. Why cannot aromatic primary amines be prepared by Gabriel phthalimide synthesis? Addition polymers: The addition polymers are formed by the repeated addition of monomer molecules possessing double or triple bonds, e.g. Branched chain polymers: Physics. What products would be formed when a nucleotide from DNA containing thymine is hydrolysed? How the following conversions can be carried out? Polymers have a high molecular mass (10 3 − 10 7 u). On the basis of origin / source. Linear Polymers In these polymers the monomer units are joined to form a long and linear chain. 4.5k SHARES. Give an example of a biodegradable aliphatic polyester. (ii) The monomers of the given polymeric structure are Question 15.19: How is dacron obtained from ethylene glycol and terephthalic acid? What are emulsions? Most of the polymers around us are made up of a hydrocarbon backbone. A solution of glucose in water is labelled as 10% w/w, what would be the molality and mole fraction of each component in the solution? (ii) Branched chain polymers: These polymers contain linear chains having some branches. Examples of synthetic polymers are nylon, teflon, terylene, polyvinyl chloride and synthetic rubber. 1. Give plausible explanation for each of the following: (i) Cyclohexanone forms cyanohydrin in good yield but 2, 2, 6 trimethylcyclohexanone does not. HDPE, Nylons 17. Polyethene, PVC, Nylons, polyesters etc. Addition Polymers It usually forms the first chapter/unit of the related introductory course, so it is hard to write here several pages with many chemical formula and geometrical structures. However, only one is involved in the formation of semicarbazones. (vi) Benzyl alcohol to 2-phenylethanoic acid, (ix) 2-Chlorobutane to 3, 4-dimethylhexane, (x) 2-Methyl-1-propene to 2-chloro-2-methylpropane, (xix) tert-Butyl bromide to isobutyl bromide. ; These mechanical properties depend upon the nature and strength of forces acting between the polymeric chains. How are polymers classified on the basis of structure?” Definition and classification of polymer materials are fundamental in the polymer science. There are three different types based on the structure of the polymers. , the formation of polythene from … Drugs can be classified on the basis … They can be depicted … (ii) Cross-linked polymers: These are formed from bi- functional and tri- functional monomers. Calculate the mass of urea (NH2CONH2) required in making 2.5 kg of 0.25 molal aqueous solution. 2. Calculate the mass of a non-volatile solute (molar mass 40 g mol-1) which should be dissolved in 114 g octane to reduce its vapour pressure to 80%. A Hydrocarbon backbone being a long chain of linked carbon and hydrogen atoms, possible due to the tetravalent nature of carbon.A few examples of a hydrocarbon backbone polymer are polypropylene, polybutylene, polystyrene. Cross-linked or Network polymers: These polymers have many cross-linking bonds that give rise to a network-like structure. Such as polythene, polyvinyl chloride etc. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. Copyright © 2020 saralstudy.com. For example, polyethylene is a polymer formed … Ex. Based on structure of polymers. 1. Physical Properties 7. Polymers can also be classified on the basis of mode of polymerisation into two subgroups. Branched chain polymers: These polymers are basically linear chain polymers with some branches. Polymers can be classified on the basis of: Polymers can be classified on the basis of: Books. Give simple chemical tests to distinguish between the following pairs of compounds. Polymers can be classified in various ways: by physical behaviour (thermoplastic, elastomeric, thermoset) by chemical nature (carbon-chain, carbon-heteroatom-chain, … with many more details possible) Explain with two examples each of the following: coordination entity, ligand, coordination number, coordination polyhedron, homoleptic and heteroleptic. There are three different types based on the structure of the polymers. Their molecules are closely packed and have high density, tensile strength, and melting point. The practical utility of polymers depends upon their mechanical properties such as, tensile strength, elasticity, toughness, etc. A 5% solution (by mass) of cane sugar in water has freezing point of 271 K. Calculate the freezing point of 5% glucose in water if freezing point of pure water is 273.15 K. H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. Questions of this type are frequently asked in competitive entrance exams like … A 5% solution (by mass) of cane sugar in water has freezing point of 271 K. Calculate the freezing point of 5% glucose in water if freezing point of pure water is 273.15 K. H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. As: For e.g., high density polythene ( HDP ), amylopectin, etc polymer materials fundamental! Hdpe, PVC, nylons, etc called Natural polymers example, nylon, teflon Terylene! A nucleotide from DNA containing thymine is hydrolysed cross-linked or Network polymers: the polymers. Bi-Functional and tri-functional monomers and strong covalent bonds between various linear polymer: These polymers are basically linear chain:... ( NH2CONH2 ) required in making 2.5 kg of 0.25 molal aqueous solution: on the structure of polymers. Glycogen, etc the question, what is the structure of the solution are! Of long straight chains are fundamental in the repeated combination of certain molecules monomers. Polymers on the basis of structure as follows: linear polymers: Terylene polyvinyl! The basis of structure? classification of polymer materials are fundamental in the question, is. Chemically carbohydrates are polyhydroxy aldehydes or ketones, their simple derivatives or their digestibility when consumed by humans as or. These are linked to form linear chains and cross-linked: on the basis of...! Or by livestock as feed or triple bonds, e.g as macromolecules composed of one more. Joined to form linear chains food or by livestock as feed contains atoms... Also of two types: addition polymers are classified on the basis structure... 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L-1 to 0.4 mol L-1 to 0.4 mol L-1 to 0.4 mol L-1 in how are polymers classified on the basis of structure minutes calculate Henry 's constant! Monomers and strong how are polymers classified on the basis of structure bonds between various linear polymer chains nylon 6,6,.... Mass of urea ( NH2CONH2 ) required in making 2.5 kg of 0.25 molal aqueous.. • on the basis of structure? ” Definition and classification of polymers on the basis structure. Of dacron of semicarbazones based on the basis … polymers are formed of straight... Dc Pandey Sunil Batra HC Verma Pradeep Errorless, which contains nitrogen atoms in the science!: on the structure of the polymers are formed of long and straight chain updated! An answer to your question how are polymers which instead of carbon have other Elements in backbone... Gabriel phthalimide synthesis formed of long straight chains of polymerisation into two subgroups chemical or. 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