Which of the following is being used as a source of hydrogen gas needed to manufacture fertilisers ?
(a) Biogas
(b) Natural gas
(c) Coal gas
(d) Petroleum gas
Correct option -
Option (b) Natural gas
Natural gas is widely used as a source of hydrogen gas needed to manufacture fertilizers
Hydrogen production from natural gas is done by partial oxidation. A mixture of fuel -air is partially combusted resulting in a hydrocarbon containing gas. During the water gas reaction hydrogen and carbon monoxide is obtained.
Natural gas is used as a starting material for various fertilizers.