Q90: What kind of polymer is produced in
Q91: Which of the following monomers has the
Q92: The first polymer,invented by A.Parke in 1856,was<br>A)Polyethlene.<br>B)Polyester.<br>C)Polystyrene.<br>D)Celluloid.<br>E)Teflon.
Q93: List the two major classes of synthetic
Q94: Saran wrap is a copolymer of<br>A)vinyl chloride
Q96: What is the difference between natural rubber
Q97: What is most widely used plasticizer?<br>A)epichlorohydrin<br>B)diphenyl carbonate<br>C)dimethylterephthalate<br>D)ethylene
Q98: Give the monomers for lexan. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1831/.jpg"
Q99: From which of the following monomers is
Q100: Identify the initiator in a cationic polymerization.<br>A)KOH<br>B)BuLi<br>C)CH<sub>3</sub>OOCH<sub>3</sub><br>D)BF<sub>3</sub>,H<sub>2</sub>O<br>E)HCl