Nylon and Teflon are manmade synthetic polymers that are most widely used in the polymer industry. • The monomer (repeating unit) of nylon is (-NH-[CH 2] 5-CO-) and that of Teflon is (-F 2-C-C-F 2). *a. We can represent the addition polymerisation reaction of tetrafluoroethene in a number of different, but equivalent, ways: For polyethylene, arguably the simplest polymer, this is demonstrated by the following equation. A polymer is a compound formed by a chemical reaction which combines particles into groups of repeating large molecules. (ii) Teflon (PTFE) - The monomeric unit present is tetrafluoroethene (n F 2 C = CF2). The density of teflon is 2200 kg/. How was it discovered? Many common synthetic fibers are polymers, such as polyester and nylon. Q:-Give simple chemical tests to distinguish between the following pairs of compounds. Name The Type Of Polymerization That The Monomer Had To Undergo To Form The Teflon Polymer. (iii) Bakelite- the monomeric unit present is formaldehyde (HCHO) & phenol (C 6 H 5 OH). Summary: Nylon vs Teflon. a. polyethylene b. polyvinyl chloride c. Teflon d. polypropylene e. polystyrene. In physics terms, we say there are strong cohesive forces between them. Ans. See the answer. What are the monomer repeating units of nylon-6 and nylon-6,6. Solution: Melamine is a versatile material which resists the spread of fire. i. deduce monomers of a given polymer ii. iv) To which type of hydrocarbon does the polythene belong. Determine the molar mass of Fraction 1 of Teflon, given avg repeat units and mol of polymer? Which of the following is (are) addition polymer(s)? A sample of the polymer consists of fractions with the following distribution of chains listed in the table. Teflon has a high dielectric strength over many different frequencies, low dissipation factor and high surface resistivity .It can withstand high voltage before it breaks down.In addition to this teflon has a low dissipation factor; that is the percentage of electrical energy absorbed and lost when current is applied to an insulating material. It has the lowest water vapor transmission … It is used in the firefighters’ uniforms for the protection of their body from heat hazards. The monomeric repeat unit of Nylon- 6 , 6 polymer is [ N H ( C H 2 ) 6 N H − C O ( C H 2 ) 4 C O ] which is derived from the two monomers, hexamethylene diamine, N H 2 ( C H 2 ) 6 N H 2 and adipic acid, H O − C ( O ) ( C H 2 ) 4 C O O H as shown in the figure. Previous Question Next Question. Polytetrafluoroethylene (Teflon) has a repeat unit with the formula F 2 C—CF 2. A sample of the polymer consists of fractions with the following distribution of chains: (a) Determine the molar mass of each fraction. write equations to show the preparation of polyamides, polyesters and addition polymers e) State the use of synthetic polymers.-is a macro molecule that is made up of many small repeating units called monomers linked together by covalent bond.-polymer … (b) Determine the number-average molar mass of the sample. This implies that the molecule continues indefinitely in each direction. Repeating units Polymer molecules are very large compared with most other molecules , so the idea of a repeat unit is used when drawing a displayed formula. It is also used for making gaskets, pump packings, valves, oil seals, non-lubricated bearings. The monomer unit of acrilan or orlon is acrylonitrile, i.e., n CH 2 =CHCN. In the other approach, a compound that contains an amine at one end and acid at the other are polymerized to produce a chain with repeating units of (-NH-[CH 2]n-CO-)x. So instead of having a double bond between this Mount America unit, we now have single bonds that extend out and are basically constantly repeating this glory or carbon and Florian bond linkage. Answer . The commercial production of nylon 6 starts with caprolactam that use an open-ring Teflon is the registered trade name of the highly useful plastic material polytetrafluoroethylene (PTFE). Teflon III. Only I b. Switch; Flag; Bookmark; Write the names of monomers of the following polymers: Tetrafluoroethene. • Nylon is a hydrophilic material whereas Teflon is a hydrophobic material. 1,2-poly(1,3-butadiene) has a vinyl-type structure, where the substituent group (ethene) contains an unsaturated site; therefore, this geometric isomer can be atactic, syndiotactic, or isotactic. The brand name is Teflon, but its correct chemical name is polytetrafluoroethene (PTFE). 1450 Views. 1 decade ago. 1601 Views . The monomeric repeating unit of nylon 6, 6 is [NH – (CH 2) 6 - NH – CO – (CH 2) 4 – CO], which is derived from hexamethylene diamine and adipic acid. Interpretation Introduction (d) Interpretation: The structural formula of monomer and basic repeating unit of the polymer polypropylene must be drawn. Answer . Molecular mass = 100.0156? 2. Draw The Structure Of The Monomer From Which Teflon Is Made. PTFE is one of a class of plastics known as fluoropolymers. fraction 1 = 273 average of repeat units. Fraction: 6 Average # of repeated units:575 Amount (mol) of polymer: 0.10 Determine the molar mass of … Answer Save. When working in a team trying to develop non-toxic refrigerants in the 1930s … The brand name of this compound is Teflon: the slippery surface that prevents eggs from sticking to the pan. 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