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Solved in 3 steps with 3 images
- (a) Which monomer is most likely to undergo anionic polymerization? Justify your choice. ( b)Which one ismost likely to undergo cationic polymerization? Justify your choice.Although chain branching in radical polymerizations can occur by intermolecular H abstraction as shown in Mechanism 30.2, chain branching can also occur by intramolecular H abstraction to form branched polyethylene that contains butyl groups as branches.a. Draw a stepwise mechanism that illustrates which H must be intramolecularly abstracted to form butyl substituents.b. Suggest a reason why the abstraction of this H is more facile than the abstraction of other H’s.Although chain branching in radical polymerizations can occur by intermolecular H abstraction as shown in Mechanism 28.2, chain branching can also occur by intramolecular H abstraction to form branched polyethylene that contains butyl groups as branches.a. Draw a stepwise mechanism that illustrates which H must be intramolecularly abstracted to form butyl substituents. b. Suggest a reason why the abstraction of this H is more facile than the abstraction of other H's.
- What small molecule is generated during the polymerization in the above molecule?Draw mechanism (with electron pairs, flow of electrons, charges, and steps, where applicable) of radical polymerization of styrene initiated by nitrile type initiator (RN=NR) that consists of initiation (two steps), propagation, and two termination steps (when two chains undergo combination and disproportionation reactions) Im stuck on how to show the mechanism for the two termination stepsLactams (cyclic amides) can undergo anionic ring-opening polymerization when treated with a small amount of a strong base such as NaH, as shown here. Draw the mechanism for the initiation and first two propagationsteps for this polymerization, and draw the repeating unit of the resulting polymer.
- The polymerization of CH2 = CHCH = CH2 under radical conditions affords products A and B. Draw a mechanism that accounts for their formation.Why should the monomers used in addition polymerisation through free radical pathway be very pure?II B. 1 for the chain propagating steps refer to the first image
- Draw the mechanism for the initiation, one propagation, and chain combination termination steps in the radical chain growth polymerization of vinyl chloride. Use I. as the initiator.Draw Anionic polymerization mechanism for the next reaction, poly (methyl methacrylate) (PMMA) Prepared with anionic catalyst (Florinetium or Greniard reagents *The picture is for reference only*Draw a detailed stepwise mechanim showing the linkage that would be formed of the polymerization reactions below.