Question

(2) Give names of two metals that can displace hydrogen from dilute acid and two
metals that cannot do so.​

Answer 1

Answer:

Iron and aluminium will displace hydrogen from dilute acids as they more reactive then hydrogen. Mercury and copper cannot displace hydrogen from dilute acids as they are less reactive than hydrogen

Explanation:

Answer 2

Explanation:

Iron ,Tin ,Lead displace hydrogen from dilute acid because they are highly reactive than hydrogen and copper, silver do not because they are less reactive than hydrogen