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:

Use of hydrogen

Nearly all of the hydrogen consumed in the United States is used by industry for refining petroleum, treating metals, producing fertilizer, and processing foods. U.S. petroleum refineries use hydrogen to lower the sulfur content of fuels.

Rocket fuel is a major use of hydrogen for energy

The National Aeronautics and Space Administration (NASA) began using liquid hydrogen in the 1950s as a rocket fuel, and NASA was one of the first to use hydrogen fuel cells to power the electrical systems on spacecraft.