Question

What are uses of Hydrogen gas?​

Answer 1

Uses of Hydrogen Gas :

Hydrogen is used :

• In the manufacture of ammonia and methyl alcohol.
• In the preparation of hydrochloric acid.
• For the hydrogenation of oils to give fats. Vegetables oils on hydrogenation give margarine.

$\sf Vegetable \: oil + H_{2} \longrightarrow Margarine (Vegetable \: ghee)$

• As rocket fuel in liquefied form.

Answer 2

Answer:

Hydrogen: uses

commercial fixation of nitrogen from the air in the Haber ammonia process.

hydrogenation of fats and oils.

methanol production, in hydrodealkylation, hydrocracking, and hydrodesulphurization.

rocket fuel.

welding.

production of hydrochloric acid.

reduction of metallic ores.