Polystyrene Is an Addition Polymer of Styrene

question 113

Multiple Choice

Polystyrene is an addition polymer of styrene. What would be the effect if some divinylbenzene were added to styrene and then polymerized?

• A) The polymer would be more flexible. Divinylbenzene acts as a plasticizer.
• B) The second polymer would be made less flammable than pure polystyrene.
• C) There would be an effect, but it cannot be predicted.
• D) There would be no effect on the properties of the polymer.
• E) Divinylbenzene would act as a cross-linking agent, making the polymer stronger.

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