Chemistry · Oct / Nov 2018 · Paper 11 · Question 31
Aluminium is used to make saucepans because of its apparent lack of reactivity. Which property of aluminium explains its unreactivity?
- AIt has a layer of oxide on its surface.
- BIt has a low density.
- CIt is a good conductor of electricity.
- DIt is in Group III of the Periodic Table.
As printed in the paper
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Correct answer: A. It has a layer of oxide on its surface.
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