Which Polymers Are Step-Growth Polymers

question 35

Multiple Choice

Which polymers are step-growth polymers?
I. Polyamides (e.g.Kevlar)
II. Polyesters (e.g.Mylar)
III. PVC
IV. PMMA (e.g. Lucite)

• A) I, II
• B) II, III
• C) I, IV
• D) III, IV

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Definitions:

Conforming Norm

A rule or standard of behavior that individuals in a society are expected to follow in order to fit in or be accepted by the group.

Expressed Attitudes

Opinions or stances that individuals openly communicate to others through verbal or non-verbal means.

Voluntary Adherence

The act of willingly following or committing to a policy, rule, or guideline.

Reference Group

Kelley’s term for a group that is psychologically significant for our behaviour and attitudes.