(a(i))[2]
Name the products formed at the positive electrode and at the negative electrode in this electrolysis.
(a(ii))[1]
Suggest one observation seen at the negative electrode.
(b)[2]
Complete the word equation for this reaction: zinc + hydrochloric acid → [BLANK] + [BLANK].
(c)[2]
Arrange statements A, B, C, D, E and F into the correct sequence. The first step has already been given.
(d(i))[3]
Describe three physical properties that are typical of metals.
(d(ii))[2]
Suggest two reasons why an alloy is used to make coins instead of pure copper on its own.