Question

acids reacts with some metals to produce _ gas

Answer 1

Answer: hydrogen gas

Explanation:

Eg.Zn+2HCl-ZnCl2+H2

Answer 2

Answer:

Explanation:

Whenever acid reacts with some metal ,hydrogen gas is released.

This reaction can be used as test to identify acids.

All acids give hydrogen gas on reacting with metals whether organic acids or inorganic acids.

  H2SO4+2Na⇒Na2SO4+H2