Hydrogen is used to manufacturing of ______ which is used to prepare fertilizers.
Hence hydrogen is used to manufacture ammonia which is used to prepare fertilizers.
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
Name a compound prepared by ammonia and is used as :
(a) Explosive, (b) Fertilizers,
(c) Medicine, (d) Laboratory reagent.
Which metal is used to prepare Hydrogen in the laboratory?