Some common examples of condensation polymers are:Formaldehyde resins These include polymers like Bakelite and Melamine polymers. Some examples are ethene, vinyl chloride, acrylonitrile, phenol and formaldehyde etc. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. A small molecule such as water or hydrochloric acid is eliminated in each condensation. Multiple Choice Questions . Answer: Polymerisation is the process of formation of polymers from respective monomers, Homopolymers are polymers formed by the … Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. Class. For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. Check you answers with answer keys provided. double or triple bonds to form polymers. For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. However, those wanting to get full marks in Chemistry, Polymers are a short chapter to study. Menu; Search For; Home; CBSE; Exam Prep; Tutorials; Placement Prep; Job Alert; Search For; Random Article; Tech News. • Ethane diol has two alcohol groups. CBSE Class-12 Chemistry Quick Revision Notes Chapter 15 Polymers Polymers: Polymers are high molecular mass substance consisting of large number of repeating structural units. What is a homo-polymer? Polymers have a high molecular mass (103 − 107 u). Describe what is meant by a condensation polymer. A small molecule is eliminated like water and in each condensation step. Condensation polymers: Polymers formed by repeated condensation reaction between two different bi-functional or tri-functional monomeric units with elimination of simple molecules. Question 1. BeTrained.in has solved each questions of NCERT Exemplar very thoroughly to help the students in solving any question from the book with a team of well experianced subject matter experts. This chapter explains the terms monomer, polymer and polymerisation and encourages you to identify the applications of the same in daily life. How is Nylon – 6, 6 different from Nylon -6? simple and reactive molecules from which the polymers are prepared either by addition or condensation polymerisation. For example Nylon 6, 6 is a condensation polymerisation of adipic acid and hexamethylene diamine. Some examples of common condensation polymers are polyacetals, proteins, and polyamides. Buna-S needs buta 1, 3-diene and Neoprene needs 2-chloro 1,3-butadiene. A small molecule such as water or hydrochloric acid is eliminated in each condensation. Polythene, rubber, and nylon 6, 6 are examples of polymers. They are used for … For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. THERMOSETTING RESINS. Write some examples of condensation polymers. Polymers can be natural as well as synthetic. With the help of it, candidates can prepare well for the examination. Example: Nylon-6,6; Question 4. NCERT Solutions for Class 12 Chemistry Part 1 Chapter 15 Polymers Class 12 Chapter 15 Polymers Exercise Solutions In text : Solutions of Questions on Page Number : 428 Q1 : What are polymers? Condensation polymerisation produces a distinct functionalized species and is independent of each other. One example of a condensation polymer is Nylon 6,6. • When these monomers react, small molecules such as water are lost 2. CBSE Class 12. Examples – Nylon 6, 6, Nylon 6. At this point, the polymer could grow in either direction by bonding to another molecule of hexamethylenediamine or adipic acid, or to another dimer. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. Some examples are polythene, nylon-66, bakelite, rubber, etc. Some examples are ethene, vinyl chloride, acrylonitrile, phenol and formaldehyde etc. simple and reactive molecules from which the polymers are prepared either by addition or condensation polymerisation. We have provided Polymers Class 12 Chemistry MCQs Questions with Answers to help students understand the concept very well. A few common examples are starch, cellulose, proteins, rubber nucleic acids, etc. High degree polymerisation leads to rigid, hard, scratch resistant, infusible, attacked by alkalies phenolic resins. Which of the following polymers, need atleast one diene monomer for their preparation? In a polymer, various … Get NCERT Exemplar Solutions for Class 12 Chapter Polymers here. Polymers are high molecular mass macromolecules composed of repeating structural units derived from monomers. Ans. Natural polymers: The polymers which occur in nature mostly in plants and animals are called natural polymers. take place. 30. Example: polythene. A small molecule such as water or hydrochloric acid is eliminated in each condensation. Answer: Explaination: (b) and (c). What are polymers? MCQ Questions for Class 12 Chemistry with Answers were prepared based on the latest exam pattern. Solution: Polymers are high molecular mass macromolecules, which are formed by repeating structural units derived from monomers. Condensation Polymerisation- Process of formation of polymers by repeated condensation reaction between two different monomers, having bi-functionality or tri-functionality. Ans: Polymers … Ans. Condensation polymers of dibasic acids and polyhydroxy alcohols . It is a cross linked copolymer. NCERT Exemplar Class 12 Chemistry Chapter 15 Polymers. Condensation Polymers 1. Condensation Polymer:-The condensation polymers are formed by repeated condensation reaction between two different bi-functional or tri-functional monomeric units. • Condensation polymers are made from two different monomers. II. Proteins are formed from amino acids which may be linked in different ways. Sample Papers . Phenol formaldehyde resin . which means many units (parts). Polymers can be synthetic as well as natural. A small molecule such as water or hydrochloric acid is eliminated in each condensation. Based on Molecular forces, it is classified into For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. 11. As polymers are single, giant molecules i.e. BAKELITE. Practice Polymers questions and become a master of concepts. Therefore it is also called step growth polymerisation. The type of questions that will be asked from NCERT Class 12 Chemistry Chapter 15 are displayed in the below provided NCERT Exemplar Class 15 Chemistry Chapter 15. Pre Boards. In a polymer, various monomer units are joined by strong covalent bonds. Eg: propene, ethene, vinyl chloride, styrene. Our NCERT Solutions for Class 12 Chemistry Chapter 15 – Polymers are user friendly and have been created by a team of Science experts. Some examples are polythene, nylon-66, bakelite, rubber, etc. Polymers have a high molecular mass (103 - 107 u). A small molecule such as water or hydrochloric acid is eliminated in each condensation. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. Polymers can also be classified on the basis of their structure, molecular forces or modes of polymerisation. [NCERT Exemplar] (a) Dacron (b) Buna-S (c) Neoprene (d) Novolac. It is a chapter which is purely conceptual with a lot of emphasis in theory. A small molecule such as water or hydrochloric acid is eliminated in each condensation. big size molecules, they are also called macromolecules Monomers: The simple molecules which combine to form polymers by forming single or multiple bonds are […] All solutions are explained using step-by-step approach. Class 12 Chemistry Polymers NCERT solutions are handy for students in many ways. For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. • Each monomer has two of the same functional groups. Simple, reactive molecules known as monomers, combine with each other in large numbers through covalent bonds to give rise to polymers. Practice more on Polymers Page - 1 www.embibe.com CBSE NCERT Solutions for Class 12 Chemistry Chapter 15 Back of Chapter Questions 1. We will also discuss some questions related to addition and condensation polymers in the Frequently Asked Questions (FAQ) section later. It is used for making good insulators, sheets, rods, switches, lacquers and adherent paints. Chemistry . For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. www.ncerthelp.com (Visit for all ncert solutions in text and videos, CBSE syllabus, note and many more) Chemistry Notes for class 12 Chapter 15 Polymers The word polymer has a Greek origin. fibres (nylon 6,6) and synthetic rubbers (Buna - S) are examples of man-made polymers extensively used in daily life as well as in industry. Subject. Examples of condensation polymers are Nylon-6, 6, Dacron, Nylon 6 etc. (a) Cellulose (b) Amylose (c) Amylopectin (d) Glycogen Solution: (d) Glycogen is a polymer of glucose … Dacron and Novolac are condensation polymers. Polymer is defined as a chemical substance of a high molecular mass formed by the combination of a large number of simple molecules, called monomers. Among them, starch and cellulose are the polymers of glucose molecules. Answer : Polymers are high molecular mass macromolecules, which consist of repeating structural units derived from monomers. Monomers are the. Condensation polymers: ... Below is an example of the formation of Nylon 66, a common polymeric clothing material, involving one each of two monomers, hexamethylenediamine, and adipic acid, reacting to form a dimer of Nylon 66. Which of the following polymers of glucose is stored by animals? Practice to excel and get familiar with the paper pattern and the type of questions. A small molecule such as water or hydrochloric acid is eliminated in each condensation. Single Correct Answer Type. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. 10. For example, nylon 6, 6 is formed by condensation polymerization of hexamethylenediamine and adipic acid. One example of a condensation polymer is Nylon 6,6. These are formed by the condensation of two or more monomers with the elimination of simple molecules like H2O, NH3, ROH, etc. Natural polymers: The polymers which occur in nature mostly in plants and animals are called natural polymers. NCERT Exemplar Class 12 Chemistry Chapter 15 Polymers. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. Answer/Explanation. What is polymerisation? Here we have given NCERT Exemplar Class 12 Chemistry Chapter 15 Polymers. Draw the repeating unit for a condensation polymer. A small molecule such as water or hydrochloric acid is eliminated in each condensation. Q2: Explain natural and synthetic polymers with the help of two examples of each type? NCERT Class 12 Chemistry Chapter 15 is for Polymers. Multiple Choice Questions (Type-I) NCERT … Google Will End Support to Google Keep Chrome App by Feb 2021 ; AWS Launches its Next-gen GPU Instances Powered by … Among them, starch and cellulose are the polymers of glucose molecules. (ii) Condensation polymers: The condensation polymers are formed by repeated condensation reaction between two different bi-functional or tri … Topics and Subtopics in NCERT Solutions for Class 12 Chemistry Chapter 15 Polymers: Section Name Topic Name 15 Polymers 15.1 Classification of Polymers. This is almost everything that students need to know about addition and condensation polymers. Proteins are formed from amino acids which may be linked in different ways. Condensation polymerization is the process of formation of polymers by repeated condensation reactions between two different bi-functional or tri-functional monomers. (i) Phenol formaldehyde resins (Bakelite): In these polymerisation reactions, the elimination of small molecules such as water, alcohol, hydrogen chloride, etc. For example, polythene is formed by addition polymerization of ethene. A few common examples are starch, cellulose, proteins, rubber nucleic acids, etc. The main difference between addition and condensation polymerization is that in addition polymerization the polymers are formed by the addition of monomers with no by-products whereas in condensation polymerization, the polymers are formed due to the condensation more than one different monomers resulting in the formation of small molecules such as HCl, water, ammonia, etc., … Polymers have a high molecular mass usually ranging between 103−107 u. Monomers are the. 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