WebDJK 2 2. Formation of structure of Benzene The weaknesses in the Kekule model led to development of the delocalised model: • Benzene is a cyclic hydrocarbon with 6 carbon … WebMar 24, 2024 · polystyrene, a hard, stiff, brilliantly transparent synthetic resin produced by the polymerization of styrene. It is widely employed in the food-service industry as rigid trays and containers, disposable eating utensils, and foamed cups, plates, and bowls. Polystyrene is also copolymerized, or blended with other polymers, lending hardness and rigidity to a …
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http://polymerdatabase.com/polymer%20classes/Thermoplastics.html WebOct 19, 1991 · By John Emsley. Chemists in the US have for the first time made a hydrocarbon polymer. in water. The polymer is a ‘rigid rod’ of benzene rings. It may have … normwert hco3 bga
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WebStudy with Quizlet and memorize flashcards containing terms like Which of the following is an example of a synthetic polymer? a. silk b. wool c. celluloid d. nucleic acid, Which type … WebApr 11, 2005 · The 1 H NMR spectra of (a) the benzene column 4a, (b) the monomer 1, and (c) the PPE-type [2.2]cyclophane-containing polymer prepared by us 7a are shown in … WebExpert Answer. Answers: 15- C- At least one C=C …. View the full answer. Transcribed image text: 15. Monomers used to make addition polymers MUST contain a) an aromatic ring b) two functional groups c) at least one C=C bond d) alkyl chains e) both a) and c) 16. Which of the following monomers can be used to make a condensation polymer? how to remove white pith from orange peel