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