Fertiliser Technology Catalyst used in Haber's process for ammonia production is Vanadium pentoxide Silica gel Nickel Reduced iron oxide Vanadium pentoxide Silica gel Nickel Reduced iron oxide ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and Nitric oxide Ammonia Ammonium nitrate Nitric acid Nitric oxide Ammonia Ammonium nitrate Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Optimum reaction temperature in steam reforming of naphtha is __________ °C. 1500-1700 700 - 1000 300 - 450 100-200 1500-1700 700 - 1000 300 - 450 100-200 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. All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 250-400 50-80 800-900 1000-1200 250-400 50-80 800-900 1000-1200 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of calcium fluorapatite with sulphuric acid produces Simple superphosphate Ortho-phosphoric acid Triple superphosphate Red phosphorous Simple superphosphate Ortho-phosphoric acid Triple superphosphate Red phosphorous ANSWER DOWNLOAD EXAMIANS APP