(a)[1]
State and explain, in terms of its properties, one further large-scale application of aluminium.
(b)[2]
Explain why cold water does not react with aluminium.
(c)[2]
Describe, with the aid of a labelled diagram, the metallic bonding present in solid aluminium.
(d)[2]
Write the ionic equations for the cathode and anode reactions in the electrolysis of aluminium oxide dissolved in molten cryolite.
(e)[3]
Show by calculation that aluminium is in excess if 2.34 g of aluminium reacts with 50.0 cm$^3$ of 2.00 mol dm$^{-3}$ sulfuric acid.