Chemistry Unit C1 Worksheet - Study And Revision Pack (Foundation Paper) Page 20
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34(i) The pylons are made of steel.
Use information from the table to explain which properties of steel make it the most suitable of
these three metals for the pylons.
(2)
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(ii) Use information from the table to explain which properties of aluminium make it more
suitable than copper for making overhead power cables.
(2)
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*(d) Iron for making steel, copper and aluminium is obtained from substances found in the Earth’s
crust.
The metals are made into many useful things.
When no longer required the metal articles are thrown away as waste or recycled.
Explain why it is important to recycle these metals rather than put them in general household
waste.
(6)
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