Teflon is an example of polymer which is a/ an
polyamide
addition polymer
polyester
formaldehyde resin
B.
addition polymer
Teflon is prepared by the combination of a large number of tetrafluoroethylene molecules, without the elimination of any small molecule. Therefore, it is an example of addition homopolymer.
nCF2=CF2 → [-CF2-CF2-]n
Which type of polymeris the Buna-S-rubber?
Addition polymer
Condensation polymer
Copolymer
None of the above
Which pair of polymers have similar properties?
Nylon, PVC
PAN, PTFE
PCTFE, PTFE
Bakelite, alkyle resin