Fertiliser Technology Raw materials for urea production are NH₃ and CO HNO₃ and CaCO₃ CO₂ and N₂ CO₂, H₂ and N₂ NH₃ and CO HNO₃ and CaCO₃ CO₂ and N₂ CO₂, H₂ and N₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate produces None of these Biuret Urea Ammonia water None of these Biuret Urea Ammonia water ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Sodium tri poly phosphate (STPP) is chemically represented as Na₅P3O₁₀ Na₃P4O₆ Na₄P3O₈ Na₂PO₄ Na₅P3O₁₀ Na₃P4O₆ Na₄P3O₈ Na₂PO₄ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Temperature and pressure in urea autoclave is 120°C and 300 atm 200°C and 10 atm 190°C and 200 atm 400°C and 550 atm 120°C and 300 atm 200°C and 10 atm 190°C and 200 atm 400°C and 550 atm ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it Vaporises at normal temperature Has a pungent smell Is in short supply Is toxic and highly corrosive Vaporises at normal temperature Has a pungent smell Is in short supply Is toxic and highly corrosive ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Temperature and pressure in ammonia converter is 450 atm, 550°C 450 atm, 1000°C 200 atm, 1000°C 450 atm, 200°C 450 atm, 550°C 450 atm, 1000°C 200 atm, 1000°C 450 atm, 200°C ANSWER DOWNLOAD EXAMIANS APP