(a(i))[1]
Arrange metals A, B, C and D in order of reactivity.
(a(ii))[2]
State two further ways to make this reaction faster.
(b(i))[1]
State the flame-test colour for lithium ions.
(b(ii))[1]
State the ion found in every aqueous alkali.
(b(iii))[1]
State the colour shown by thymolphthalein in an aqueous alkali.
(c(i))[1]
State which one of diagrams A, B, C or D best shows an alloy.
(c(ii))[1]
Suggest one property of pewter that makes it more useful than pure tin.
(d)[2]
Describe two further physical properties that are characteristic of metals.