Fertiliser Technology Raw materials for urea production are NH₃ and CO CO₂, H₂ and N₂ HNO₃ and CaCO₃ CO₂ and N₂ NH₃ and CO CO₂, H₂ and N₂ HNO₃ and CaCO₃ CO₂ and N₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis? H? separation from coke oven gas Cracking of natural gas Electrolysis of water Steam reforming of naphtha H? separation from coke oven gas Cracking of natural gas Electrolysis of water Steam reforming of naphtha ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Potassic fertiliser is graded based on its __________ content. K₂O KCl KNO₃ K₂SO₄ K₂O KCl KNO₃ K₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate is made by reacting phosphate rock with __________ acid. Hydrochloric Sulphuric Phosphoric Nitric Hydrochloric Sulphuric Phosphoric Nitric ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Presence of a reducing atmosphere Presence of an inert atmosphere Absence of air Presence of an oxidising atmosphere Presence of a reducing atmosphere Presence of an inert atmosphere Absence of air Presence of an oxidising atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion achieved in HNO₃ synthesis with the use of platinum catalyst is about 95-97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by None of these Decreasing the temperature Increasing the temperature Decreasing the pressure None of these Decreasing the temperature Increasing the temperature Decreasing the pressure ANSWER DOWNLOAD EXAMIANS APP
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