Chapter 25

Chapter 25 - Chapter 25: Synthetic and Natural Organic...

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Page 420 Chapter 25: Synthetic and Natural Organic Polymers 1. Polystyrene results from the polymerization of Ans: E Category: Medium Section: 25.2 2. Polypropene results from the polymerization of Ans: B Category: Medium Section: 25.2 3. Acrylonitrile results from the polymerization of Ans: C Category: Medium Section: 25.2 4. Poly(vinyl chloride) results from the polymerization of Ans: D Category: Medium Section: 25.2
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Chapter 25: Synthetic and Natural Organic Polymers Page 421 5. Which one of these molecules could not serve as a monomer for an addition polymer? A) ClCH=CH 2 D) B) H 2 C=CH–CN E) C) H 2 C=CH–C 6 H 5 Ans: E Category: Medium Section: 25.2 6. The segment represents the polymer named A) polybutylene. D) polystyrene. B) polyvinyl chloride. E) polyethylene. C) polypropylene. Ans: C Category: Medium Section: 25.2 7. The segment represents the polymer named A) polybutylene. D) polystyrene. B) polyvinyl chloride. E) polyethylene. C) polypropylene. Ans: B Category: Medium Section: 25.2 8. Which of the following polymers is formed by a condensation process? A) PVC B) nylon C) Teflon D) Plexiglas E) neoprene Ans: B Category: Medium Section: 25.2 9. The only true hydrocarbon polymer found in nature is A) rubber B) nylon C) Tyvek D) polystyrene E) neoprene Ans: A Category: Easy Section: 25.2 10. A protein is A) a polysaccharide. B) a saturated ester of glycerol. C) one of the units making up a nucleic acid. D) a polymer of amino acids. E) an aromatic hydrocarbon. Ans: D Category: Medium Section: 25.3
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Chapter 25: Synthetic and Natural Organic Polymers Page 422 11. A polymer made in a polymerization reaction that also produces small molecules (such as water) is classified as A) an addition polymer D) an elimination polymer. B) a natural polymer. E) a copolymer. C) a condensation polymer. Ans: C Category: Easy Section: 25.2 12. The polymer formed from the monomer CH 2 =CH–CN is A) B) ( CH 2 =CHCN) n C) ( CH 2 =CH=CN) n D) Ans: A Category: Medium Section: 25.2 13. Which one of these materials is a copolymer ? A) Styrene-butadiene D) poly- cis -isoprene B) polyvinyl chloride E) polyethylene C) polypropylene Ans: A Category: Medium Section: 25.2 14. What type of polymer is represented by the following repeating segment? A)
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Chapter 25 - Chapter 25: Synthetic and Natural Organic...

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