(a(i))[1]
Put the metals, A, B, C and D, into order of reactivity.
(a(ii))[2]
State two further ways to make this reaction go faster.
(a(iii))[1]
Describe a test for hydrogen gas. test method result
(a(iv))[1]
State the formula of the ion found in all acids.
(b(i))[1]
State what is meant by the term alloy.
(b(ii))[1]
State one property of stainless steel which makes it suitable for cutlery.