Fertiliser Technology Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? Calcium cyanamide CAN Ammonium sulphate Urea Calcium cyanamide CAN Ammonium sulphate Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition? Electrolysis of water Steam reforming of naphtha Natural gas cracking Cryogenic removal of H₂ from coke oven gas Electrolysis of water Steam reforming of naphtha Natural gas cracking Cryogenic removal of H₂ from coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology H₄P₂O₇ is the chemical formula of __________ phosphoric acid. None of these Pyro Meta Ortho None of these Pyro Meta Ortho ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology P₂O₅ content in triple superphosphate is about __________ percent. 70-75 15-20 42-50 85-90 70-75 15-20 42-50 85-90 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 Decreasing the temperature None of these Decreasing the pressure Increasing the temperature Decreasing the temperature None of these Decreasing the pressure Increasing the temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The composition of fresh feed to the high temperature, high pressure urea autoclave is Compressed ammonia gas and excess compressed CO₂ Excess liquid ammonia and compressed CO₂ gas Liquid ammonia and excess compressed CO₂ Excess liquid ammonia and liquefied CO₂ Compressed ammonia gas and excess compressed CO₂ Excess liquid ammonia and compressed CO₂ gas Liquid ammonia and excess compressed CO₂ Excess liquid ammonia and liquefied CO₂ ANSWER DOWNLOAD EXAMIANS APP
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