Question

Two metals that displace hydrogen in dilute acid and two not

Answer 1

Answer:

Which do not produce hydrogen: Gold and Silver

Which produce hydrogen: Zinc and Aluminium

Answer 2

Explanation:

Name two metals which will displace hydrogen from dilute acids, and two metals which will not. 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.