Question

(b) What is hydrogenation ? What is its industrial application​

Answer 1

Hydrogenation is a chemical reaction between molecular hydrogen and other compounds and elements. Hydrogenation is used in many applications such as the food industry, petrochemical industry and the pharmaceutical manufacturing industry

Answer 2

Hydrogenation is the chemical reaction between hydrogen and other compounds in the presence of catalyst. . Hydrogenation is an addition reaction.

Example: When ethene is heated with H2

and the catalyst nickel it is reduced to ethane.

CH2=CH2 ⟶CH3CH 3

Industrial application: Hydrogenation is used in many industrial applications.

For example; in Petrochemical Industry, hydrogenation is used to convert alkenes into alkanes (paraffins) and cycloalkanes. Hydrogenation is also used to prepare vegetable ghee from vegetable oils.