Polystyrene Is an Addition Polymer of Styrene

question 116

Multiple Choice

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

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

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Definitions:

Snow-clearing

The process of removing snow and ice from outdoor surfaces, primarily roads and pavements, to ensure safe passage for vehicles and pedestrians.

Perfectly Competitive

A market structure characterized by a large number of small firms, identical products sold by all firms, no barriers to entry or exit, and perfect information among buyers and sellers.

Marginal Cost

It refers to the cost change associated with producing an extra unit of a good or service, important in economic decision-making.

Fixed Cost

Costs that do not vary with the level of output, such as rent or salaries.