Which gas is usually liberated when an acid reacts with a metal? How w

1.	Which gas is usually liberated when an acid reacts with a metal? How will you test for the presence of this gas?
Answer» Usually acids generate hydrogen gas on reacting with metals. Test: When a burning splinder is brought near to the collected gas (H₂), it puts off with a pop sound. This test proves that the gas is H₂

Which gas is usually liberated when an acid reacts with a metal? How will you test for the presence of this gas?

Answer»

Usually acids generate hydrogen gas on reacting with metals.

Test:

When a burning splinder is brought near to the collected gas (H₂), it puts off with a pop sound. This test proves that the gas is H₂