Polymers can be Shown Using Repeating Units

Question 1

Poly(ethene)

Answer 1

H. H. H H
n(. C=C. ) —> ( C-C )
H. H. H Cl. n

Question 2

What does the n on the first one mean?

Answer 2

There are lots of monomers

Question 3

What does the n on the second one mean?

Answer 3

Represents the number of repeat units

Question 4

What does the big in brackets mean in the second one?

Answer 4

Is the ‘repeat unit’

Question 5

Poly(propene)

Answer 5

H. H. H H
n ( C=C. ) —> ( C-C )
H. CH3. H CH3. n

Question 6

Poly(chloroethene)

Answer 6

H. H. H H
n ( C=C ). —> ( C-C )
H. Cl. H Cl. n

Question 7

See example below page 73

Answer 7

Ok