(a(i))[2]
Use the equation to explain why this is a redox reaction.
(a(ii))[1]
Construct the ionic equation that represents this reaction.
(b)[3]
Draw a labelled diagram showing how silver is electroplated onto a fork made of nickel.
(c)[2]
Aqueous ammonia is added, with mixing, to a solution containing zinc ions until no further change is seen. What observations would be made during this test?
(d)[2]
Blocks of zinc are fixed to the underside of iron ships to prevent rusting. Explain how zinc prevents the ships from rusting.