Fertiliser Technology Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of Triple superphosphate Phosphoric acid Phosphorous Superphosphate Triple superphosphate Phosphoric acid Phosphorous Superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The essential ingradient of all the synthesis gas is N₂ O₂ H₂ CO₂ N₂ O₂ H₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate to yield urea is a/an __________ reaction. Exothermic Endothermic Catalytic Autocatalytic Exothermic Endothermic Catalytic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Heating of orthophosphoric acid to 250°C produces Pyrophosphoric acid None of these No change in it Metaphosphoric acid Pyrophosphoric acid None of these No change in it Metaphosphoric acid 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
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