Question

1. Metal that produces H, on reaction with
dilute HCl is
(A) Au
B) Ag
(C) Pt
(D) AI​

Answer 1

Answer:

(D) Aluminium is the right answer.

Reaction of aluminium withdilute hydrochloric acid: Aluminium chloride and hydrogen gas are formed. 2Al + 6HCl ⇨ 2AlCl3 + 3H2. It is becz Au,Ag & Pt are least reactive metals than Hydrogen they can't react with it.

Answer 2

Hey, Here is your answer ..

D)Al