Question

for the laboratory preparation of hydrogen give the following Material used​

Answer 1

Answer:

For the laboratory preparation of Hydrogen, Iron, and Hydrochloric acid/ Zinc, and Sulphuric acid is used.

Explanation:

Hydrogen = H

Iron = Fe

Zinc = Zn

Sulphuric acid = H2SO4

Hydrochloric acid = HCl

Fe + 2HCl = FeCl2 + H2

                 or

Zn +H2SO4 = ZnSO4 + H2

Hope this answer helps you...