What products would be formed when a nucleotide from DNA containing thymine is hydrolysed? Linear polymers: These polymers are formed of long straight chains. (ii) There are two -NH2 groups in semicarbazide. E.g. Calculate the rate during this interval? 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. The answer will be given in this article. 2. Copyright © 2020 saralstudy.com.
(ii) Branched polymers such as low density polythene (LDP), amylopectin, glycogen, etc. Most of the polymers around us are made up of a hydrocarbon backbone. (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 polymers are represented as: For e.g., low density polythene (LDP), amylopectin, etc. Addition Polymers Classification of polymers: Polymers can be classified into several ways. Download Free solutions of NCERT physics Class 12th from SaralStudy. Join now. Based on structure of polymers. The properties of the polymer (hereinafter - P) are generally divided into several classes depending on the scale at which the property is determined, as well as on its physical basis. Answer: Polymers are high molecular mass macromolecules composed of repeating structural units derived from monomers. Tacticity 8. What are emulsions? On the basis of origin / source. Answer The condensation polymerisation of ethylene glycol and terephthalic acid leads to the formation of dacron. Polymers are classified on the basis of structure as follows: 1. Question 15.20: What is a biodegradable polymer? 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. Examples of such polymers include bakelite and melmac. 1. 3. Addition polymers: The addition polymers are formed by the repeated addition of monomer molecules possessing double or triple bonds, e.g. Download Free solutions of NCERT physics Class 12th from SaralStudy. a) Natural polymers - • Polymers either obtained from plants or animal are called natural polymers. How are polymers classified on the basis of structure? (i) Linear polymer: These polymers consist of long and straight chains. Answer :: Polymers are high molecular mass substances (103 — 107u) consisting of a very large numb There are three different types based on the structure of the polymers. Give example of each type. , the formation of polythene from … Why? Mode Of Formation 5. Classification Of Polymers Polymers are classified in different types on different basis. What products would be formed when a nucleotide from DNA containing thymine is hydrolysed? Why cannot aromatic primary amines be prepared by Gabriel phthalimide synthesis? Carbohydrates in grains are classified based on their chemical structures or their digestibility when consumed by humans as food or by livestock as feed. Cross-linked or Network polymers: These polymers have many cross-linking bonds that give rise to a network-like structure. For example, polyethylene is a polymer formed … was last updated on 11th December 2020 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. In addition to classifying polymers on the basis of their processing characteristics, polymers may also be classified according to their mechanism of polymerization. Polymers can be classified on the basis of: Polymers can be classified on the basis of: Books. Physics. Explain with two examples each of the following: coordination entity, ligand, coordination number, coordination polyhedron, homoleptic and heteroleptic. Q.3 Classify the following as addition and condensation polymers: Terylene, Bakelite, Polyvinyl chloride, Polythene. 3. How are polymers classified on the basis of structure? Copyright © 2020 saralstudy.com. Based on tacticity/ molecular forces. Their molecules are closely packed and have high density, tensile strength, and melting point. Thermal Response 4. Polymers are classified on the basis of structure as follows: 1. Give an example of a biodegradable aliphatic polyester. Give simple chemical tests to distinguish between the following pairs of compounds. They can be depicted … On the basis of structure of polymers, these can be classified as : Linear chain polymers; Branched chain polymers; Crossed linked polymers. Polymers are classified into three types on the basis of Structure. How are polymers classified on the basis of structure?Classification of polymers: Polymers can be classified into several ways. Find an answer to your question How are polymers classified on the basis of structure? Calculate the rate during this interval? These are also known as man-made polymers. On the basis of method of synthesis, the polymers are also of two types: Addition polymers; Condensation polymers; 1. Such as polythene, polyvinyl chloride etc. 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 … 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. 4.5k VIEWS. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc.
(iii) Cross-linked polymers such as bakelite, melmac (melamine-formaldehyde polymer), etc. 4.5k SHARES. All Rights Reserved. (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. (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. What are their different types? They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. The polymers are defined as macromolecules composed of one or more chemical units (monomers) that are repeated throughout a chain. Why cannot aromatic primary amines be prepared by Gabriel phthalimide synthesis? Branched chain polymers: These polymers are basically linear chain polymers with some branches. how are polymers classified on the basis of struct... General Principles and Processes of Isolation of Elements. For example,polythene, polyvinyl chloride etc. Branched chain polymers: These polymers are basically linear chain polymers … Give simple chemical tests to distinguish between the following pairs of compounds. Polymers can also be classified on the basis of mode of polymerisation into two subgroups. 2. (ii) The monomers of the given polymeric structure are Question 15.19: How is dacron obtained from ethylene glycol and terephthalic acid? Chemically carbohydrates are polyhydroxy aldehydes or ketones, their simple derivatives or their polymers. 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%. SaralStudy helps in prepare for NCERT CBSE solutions for Class 12th physics. Calculate the mass of urea (NH2CONH2) required in making 2.5 kg of 0.25 molal aqueous solution. If the density of solution is 1.2 g mL-1, then what shall be the molarity of the solution? In addition to classifying polymers on the basis of their processing characteristics, polymers may also be classified according to their mechanism of polymerization. These polymers contain bi-functional and tri-functional monomers and strong covalent bonds between various linear polymer chains. ; 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? Explain with two examples each of the following: coordination entity, ligand, coordination number, coordination polyhedron, homoleptic and heteroleptic. (i) Linear Chain Polymers: These are polymers in which monomeric units are linked to form linear chains. These polymers contain bi-functional and tri-functional monomers and strong covalent bonds between various linear polymer chains. These polymers have high melting points and are of higher density. Ask your question. 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. HDPE, Nylons 17. These polymers are represented as: Such as polythene, polyvinyl chloride etc. In a polymer, various monomer units are joined by strong covalent … Linear, branched and cross-linked: On the basis of structure polymers are classified as linear, branched and cross-linked polymers. 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. (i) Linear polymer: These polymers consist of long and straight chains. 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) (i) Linear polymer: These polymers consist of long and straight chains. On the basis of structure polymers are classified as- (i) Linear polymer: These polymers consist of long and straight chain. Linear Polymers are straight chain polymers which are formed when monomers are joined end to end. How are polymers classified on the basis of structure? Also find the composition of the vapour phase. These polymers are represented as: For e.g., low density polythene (LDP), amylopectin, etc. ; As a result, therefore, the polymers may be classified into various categories on the basis of strength and nature of intermolecular forces … Nitrogen exists as diatomic molecule and phosphorus as P4. Based on types of monomers. Many are interested in the question, what is the structure of polymers. Polymers can also be classified on the basis of mode of polymerisation into two subgroups. 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? NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Classification Of Polymer On Basis Of 1. ; These mechanical properties depend upon the nature and strength of forces acting between the polymeric chains. (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.  Classification based on source:- • On the basis of sources of polymers they are classified in three types. Elastomers, fibres, thermoplasts and thermosets: On the basis of their properties, polymers may be categorized as elastomers (rubber and silicone), fibres, thermoplastics and thermosets. Origin 2. Examples of synthetic polymers are nylon, teflon, terylene, polyvinyl chloride and synthetic rubber. Ex. The practical utility of polymers depends upon their mechanical properties such as, tensile strength, elasticity, toughness, etc. Polymers have a high molecular mass (10 3 − 10 7 u). Polymers are the bigger molecules formed by the repeated combination of certain molecules called monomers. Explain the difference between Buna-N and Buna-S. Polymers are classified on the basis of structure as follows: 1. Branched chain polymers: These polymers are basically linear chain polymers with some branches. How are polymers classified on the basis of structure? Explain the difference between Buna-N and Buna-S. Polymers are classified on the basis of structure as follows: 1. Such as low density polythene. , the formation of polythene from … They are called plant and animal polymers. ... How are polymers classified on the basis of structure ? How the following conversions can be carried out? Q.4 Write the names of monomers of the following polymers: Q.5 Explain the difference between Buna-N and Buna-S. SaralStudy helps in prepare for NCERT CBSE solutions for Class 12th physics. 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. What are emulsions? 2. Polyethene, PVC, Nylons, polyesters etc. Join now. By Structure Linear Polymers In these polymers monomers are linked with each other and form a long straight chain. 1. What are their different types? 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. (ii) Cross-linked polymers: These are formed from bi- functional and tri- functional monomers. They can be depicted as: For e.g., high density polythene (HDP), polyvinyl chloride, etc. : For e.g., high density polythene ( HDP ), amylopectin, etc are made up a. Animal are called Natural polymers - • on the basis of structure as follows: 1 bonds between various polymer. From SaralStudy ; condensation polymers ; 1 molecule and phosphorus as P4 polyvinyl. Polymers polymers are represented as: For e.g., high density polythene ( )... Defined as macromolecules composed of one or more chemical units ( monomers ) are. Polymers: These polymers consist of long straight chains in a reaction, 2A → products, the.... Are polymers classified on the basis of structure as follows: 1 as macromolecules composed of one or chemical. Tri- functional monomers, only one is involved in the repeated addition of monomer possessing.: on the basis of mode of polymerisation into two subgroups straight chains cross-linked: on the basis of?. 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