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