Fertiliser Technology Which is a catalyst promoter used in catalytic ammonia synthesis reaction? Al₂O₃ Cr₂O₃ MnO K₂O Al₂O₃ Cr₂O₃ MnO K₂O 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 Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel Rate of reaction is very low None of these Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel Rate of reaction is very low None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Catalyst used in Haber's process for ammonia production is Reduced iron oxide Silica gel Vanadium pentoxide Nickel Reduced iron oxide Silica gel Vanadium pentoxide Nickel ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of biuret is NH₂CONHCONH₂ NH₄COONH₂ NH₂.CO.NH₂ NH₃.COO.NH₃ NH₂CONHCONH₂ NH₄COONH₂ NH₂.CO.NH₂ NH₃.COO.NH₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Action of phosphoric acid on rock phosphate produces Nitrophosphate Diammonium phosphate Triple superphosphate Superphosphate Nitrophosphate Diammonium phosphate Triple superphosphate Superphosphate ANSWER DOWNLOAD EXAMIANS APP
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