Fertiliser Technology Hydrogen content of coke oven gas is __________ percent. 84 58 22 4 84 58 22 4 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because It decomposes ammonia It gets oxidised above 500°C None of these Its activity declines rapidly, if heated to above 520°C It decomposes ammonia It gets oxidised above 500°C None of these Its activity declines rapidly, if heated to above 520°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Raw materials for urea production are HNO₃ and CaCO₃ CO₂ and N₂ NH₃ and CO CO₂, H₂ and N₂ HNO₃ and CaCO₃ CO₂ and N₂ NH₃ and CO CO₂, H₂ and N₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which is a catalyst promoter used in catalytic ammonia synthesis reaction? MnO Cr₂O₃ K₂O Al₂O₃ MnO Cr₂O₃ K₂O Al₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Yield of urea can be increased with excess ammonia and higher pressure & temperature, but because of __________ this is normally not done. All of these Increased biuret formation High corrosion rate Increased cost of equipment All of these Increased biuret formation High corrosion rate Increased cost of equipment ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The composition of fresh feed to the high temperature, high pressure urea autoclave is Excess liquid ammonia and compressed CO₂ gas Compressed ammonia gas and excess compressed CO₂ Excess liquid ammonia and liquefied CO₂ Liquid ammonia and excess compressed CO₂ Excess liquid ammonia and compressed CO₂ gas Compressed ammonia gas and excess compressed CO₂ Excess liquid ammonia and liquefied CO₂ Liquid ammonia and excess compressed CO₂ ANSWER DOWNLOAD EXAMIANS APP
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