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Polymers

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Questions and Answers

What is the definition of a polymer?

A low molecular weight substance formed by joining large repeating units called monomers

A high molecular weight substance formed by joining small repeating units called monomers (correct)

A low molecular weight substance formed by joining small repeating units called monomers

A high molecular weight substance formed by joining large repeating units called monomers

What does 'poly' mean in Greek, as in the term 'polymer'?

Large

Unit

Single

Many (correct)

What are some reasons for the extensive use of polymers?

Non-toxic, low density, good mechanical strength (correct)

Toxic, low density, good mechanical strength

Toxic, high density, poor mechanical strength

Non-toxic, high density, poor mechanical strength

What is a limitation for the use of some polymers?

Some polymers are combustible Signup and view all the answers

How are polymers classified based on their thermal behavior or response to heat?

Amorphous and semi-crystalline Signup and view all the answers

What is the meaning of 'poly' in the term 'polymer'?

Many Signup and view all the answers

Why are most polymers considered safe to use?

They are non-toxic Signup and view all the answers

What is a common limitation for the use of some polymers?

They are combustible Signup and view all the answers

What characteristic makes polymers easy to transport?

They have low densities Signup and view all the answers

Why are polymers considered good thermal and electrical insulators?

They can function as good thermal and electrical insulators Signup and view all the answers