ScienceCLASS 10CBSE
answered 27 Mar 2026Which gas is usually liberated when an acid reacts with a metal? Illustrate with an example. How will you test for the presence of this gas?
A.VERIFIED ANSWERfact-checked by tutors
Solution: When an acid reacts with any metal, salt and hydrogen gas are formed.
Metal + Acid → Salt + Hydrogen gas