6. Consider the two monomers styrene (phenylethene) and propylene (propene), draw the structure resulting from the...
i) Homopolymers are formed from _____. only one type of monomer different monomers with similar structures two monomers reacting via HOMO-LUMO interactions two or more different monomers ii) In an alternating copolymer, _____. two monomers alternate in the polymer backbone the polymer alternates between two solid phases the polymer alternates between the liquid and the solid phase three monomers appear randomly in the polymer backbone iii) A copolymer in which there are groups of each kind of monomer is called...
Draw the structure of the two monomers in the polyester below. (10 pts) Draw the structure of the two monomers in the nylon below. (10 pts) The polymer below shows more than one segment of the repeating unit. Draw the monomer of this polymer.(5 pts) For bonus points, name the polymer. (5 bonus pts). CH3 Circle the isoprene units in stemodene, the terpene below. You may want to do this on scratch paper before writing your final answer on the...
Consider the following two polymeric systems: A. Poly(styrene-butadiene) amorphous copolymer having a number-average molecular weight of 50,000 g/mol, and 8% of the available sites crosslinked. B. Poly(styrene-butadiene) amorphous copolymer having a number-average molecular weight of 200,000 g/mol, and 20% of the available sites crosslinked. Respond to the following questions and justify your answer. a) Which polymer will display the highest stiffness? Why? (2 points) b) Which polymer will display the highest tensile strength? Why? (2 points) c) Consider that polymer...
CH, Ethylene (ethene) monomer for polyethylene Available electrons Lewis structure: CH, Propylene (propene) monomer for polypropylene Available electrons Lewis structure: Sketch of model: Sketch of model: CH,, Acetylene (ethyne) used in welding C,H, (Propyne) ſan alkyne] torches (an alkyne) Available electrons Available electrons Lewis structure: Lewis structure: Sketch of model: Sketch of model: o Type here to search RE ntly bonded, and thus, these substances are not basic in nature. Because of the similarity in polarity between water and alcohols,...
3. Draw the structure of the copolymer produced from vinyl d e copolymer is employed in some paints, adhesives, and paper coatings 0-E-CH, H Cl C-C н Н Vinyl chlonde Vinyl acetata 4. Isobutylene, CH-CICH,), is used to prepare cold-flow rubber. Draw a structure for the ad- 3. Draw the structure of the copolymer produced from vinyl acetate and vinyl chloride. This copolymer is employed in some paints, adhesives, and paper coatings H 0 0 н . c-c СІ Vinyl...
Consider the electrophilic aromatic substitution reaction shown and draw the structure of the resulting organic product. NH2 NaNO2, HCI, 2 °C O2N
Q1. The following data was reported for the fractionation of a polyester made from sebacic acid and 1,6-hexanediol. (10 marks) Molecular weight range (g/mol) Fractions 8000-16000 16000-24000 24000-32000 32 40000-48000 48000-56000 0.05 0.16 0.24 0.28 0.20 0.07 (I)Draw the structure of the monomers and the polymer. (II)Identify the repeat unit (II) Identify the functionality of the monomers (IV) Evaluate Mn, Mw and the D (V)Calculate the degree of polymerization of the polymer Q2. A polymer mixture is prepared by mixing...
Consider the propene molecule. This can be considered as the molecule made by removing an H atom from ethene replacing it with a —CH3 (methyl) group. (a) Write the molecular formula. (b) Write a condensed structural formula, and draw a ‘stick’ representation, and a perspective structure.
1. Draw the structure of the copolymer produced from vinyl acetate and vinyl chloride. This copolymer is employed in some paints, adhesives, and paper coatings. 2. Isobutylene, CH25C(CH3)2, is used to prepare cold-flow rubber. Draw a structure for the addition polymer formed from this alkene. 3. Kel-F is an addition polymer with the following partial structure. What is the monomer used to prepare it? - i am not able to post partial structure but I tried to write it out...
4. Draw segment (can use (-----). type structure of the polymer obtained from each type of the following monomers. In each case, is it the result of a chain growth or a step growth type of polymerization? no answert a. CH=CH2 b. cech ice + IND with to c. ch=H-4H = CH2 CH3 Caneider the nalmer from nropene. In this context, what is meant by the terms a) atactic b)