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Year 9 Chemistry EOY Revision
Fullerenes
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Created by
Lexi Whybourn
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Cards (10)
What are polymers and what are they made of?
ā They are very
large
molecules
ā They are made up of lots of
smaller
monomers
Properties, bonds and forces in polymers
ā
Polymers
atoms are linked together by
strong
covalent bonds
ā The
intermolecular
forces are relatively
strong
š¬½ These molecules are solid at
roo
m temperature
Structure of all fullerenes?
ā
Hexagonal
carbon atoms (sometimes in groups of 5 or
7
)
ā
Hollow
in the centre
Date of
Buckminsterfullerene
āØ
ā
First fullerene
to be discovered
How many carbon atoms does BuckminsterFullerene contain?
60
What shape is
BuckminsterFullerene
?āØ
sphere
Uses of
BuckminsterFullerene
āØ
ā Used for
drug
(such as
pharmaceuticals
) delivery into the body
ā Used as
lubricants
(to remove
friction
between moving parts)
ā
Catalysts
in chemical
reactions
Shape of carbon nanotubes
ā
Cylindrical
Properties of carbon nanotubes
ā High
tensile strength
(stretch a lot without breaking)
ā Good conductors of
heat
& electricity (delocalised
electrons
)
Use of carbon nanotubes
ā To
reinforce
materials (e.g. in
tennis rackets
)