Fertiliser Technology Liquid ammonia and 60% nitric acid reaction (which produces ammonium nitrate) is Exothermic None of these Endothermic Autocatalytic Exothermic None of these Endothermic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration. 75-80 > 98 25-28 52-54 75-80 > 98 25-28 52-54 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 98 82 68 38 98 82 68 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Though kinetics of ammonia synthesis dictates the use of low temperature for high equilibrium conversion, yet it is kept moderately high (550°C), because at low temperature Rate of reaction is very low Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel None of these Rate of reaction is very low Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate (a fertiliser) is coated with limestone powder to Cut down its production cost Avoid the risk of explosion Increase its nitrogen content Add extra nutrient as fertiliser Cut down its production cost Avoid the risk of explosion Increase its nitrogen content Add extra nutrient as fertiliser ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Rock phosphate used for the production of phosphatic fertiliser is mined at Talchar (Orissa) Kiriburu (Bihar) Bailladella (M.P.) Amjhor (Jharkhand) Talchar (Orissa) Kiriburu (Bihar) Bailladella (M.P.) Amjhor (Jharkhand) ANSWER DOWNLOAD EXAMIANS APP
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