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Standard XII
Chemistry
NCERT
Question

Styrofoam is obtained from ____.
  1. cellulose
  2. polyesters
  3. polymethylene
  4. styrene

A
polyesters
B
cellulose
C
styrene
D
polymethylene
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Solution
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Styrofoam is a commercial name or a trade name given for a polymer called polystyrene. The monomeric units of polystyrene are styrene molecules. Thus, styrofoam is obtained from styrene.

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