Fertiliser Technology Main component of bone ash is Calcium phosphate Calcium carbonate Calcium sulphate Sodium phosphate Calcium phosphate Calcium carbonate Calcium sulphate Sodium phosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Catalyst used in ammonia synthesis uses __________ as a promoter. K₂O Al2O₃ Ni Pt K₂O Al2O₃ Ni Pt ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate (a fertiliser) is coated with limestone powder to Avoid the risk of explosion Cut down its production cost Increase its nitrogen content Add extra nutrient as fertiliser Avoid the risk of explosion Cut down its production cost Increase its nitrogen content Add extra nutrient as fertiliser ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A nitrogenous fertiliser contains 20% N₂. It could be Ammonium chloride Calcium ammonium nitrate (CAN) Ammonium nitrate Urea Ammonium chloride Calcium ammonium nitrate (CAN) Ammonium nitrate Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of anhydrous liquid ammonia with orthophosphoric acid produces Ammonium phosphate Superphosphate Triple superphosphate None of these Ammonium phosphate Superphosphate Triple superphosphate None of these 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 None of these Very high pressure is required resulting in costly pressure vessel Space velocity of gas is very low resulting in decreased conversion Rate of reaction is very low None of these Very high pressure is required resulting in costly pressure vessel Space velocity of gas is very low resulting in decreased conversion ANSWER DOWNLOAD EXAMIANS APP
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