Fertiliser Technology Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and Nitric acid Nitric oxide Ammonia Ammonium nitrate Nitric acid Nitric oxide Ammonia Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content of a nitrogenous fertiliser is 35%. It could be Urea Ammonium sulphate Calcium ammonium nitrate (CAN) Ammonium nitrate Urea Ammonium sulphate Calcium ammonium nitrate (CAN) Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Commercial fertilisers are available mostly in the form of Flakes Powder Lumps Grannules Flakes Powder Lumps Grannules ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH₃ to NO is about __________ percent. 38 82 68 98 38 82 68 98 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Fusion zone in the electric furnace used for reduction of phosphate rock to elemental phosphorous is maintained at __________ °C. 250-300 500-750 1400-1450 950-1050 250-300 500-750 1400-1450 950-1050 ANSWER DOWNLOAD EXAMIANS APP
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