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Polystyrene: Quiz

  
  

Question 1: Polystyrene's chemical formula is (C8H8)n; it contains the chemical elements ________ and hydrogen.
CarbonOxygenUraniumAluminium

Question 2: Polystyrene is not easily ________ because of its light weight (especially if foamed) and its low scrap value.
Zero wasteRecyclingWasteBiofuel

Question 3: Discarded polystyrene does not biodegrade and is resistant to ________.
ThylakoidPhotodissociationOzonePhotosynthesis

Question 4: Extruded polystyrene material is also used in crafts and model building, particularly ________ models.
ArchitectureItalyArchitectural theoryEurope

Question 5: For these uses, articles are almost always made by injection molding, and often sterilized post-molding, either by irradiation or treatment with ________.
EthanolamineEthylene oxideEthylene glycolAmmonia

Question 6: The EPA (________) estimates that 25 billion polystyrene cups are tossed every year.
United States Environmental Protection AgencyFloridaColoradoOklahoma

Question 7: In the case of polystyrene, these constituents could include ________ monomer.
BenzeneTolueneEthylbenzeneStyrene

Question 8: In 1866 ________ correctly identified the formation of metastyrol from styrol as a polymerization process.
Paul-Armand Challemel-LacourCharles de RémusatFrançois GuizotMarcellin Berthelot

Question 9: Extruded polystyrene is about as strong as unalloyed ________, but much more flexible and much lighter (1.05 g/cm3 vs.
GoldTitaniumCopperAluminium

Question 10: Polystyrene is one of the most widely used kinds of ________.
PolytetrafluoroethylenePlasticPolycarbonatePolyvinyl chloride
















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