Fertiliser Technology Gas based fertiliser plants use Coal gas as heating medium Natural gas as a source of hydrogen Natural gas as heating medium Coal gas as a source of hydrogen Coal gas as heating medium Natural gas as a source of hydrogen Natural gas as heating medium Coal gas as a source of hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In an ammonia plant, the purge off is essential to Remove excess poisonous gases Maintain H₂ : N₂ ratio at 3 :1 Remove uncondensed ammonia vapour Maintain inert gas concentration within a limit Remove excess poisonous gases Maintain H₂ : N₂ ratio at 3 :1 Remove uncondensed ammonia vapour Maintain inert gas concentration within a limit ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of orthophosphoric acid with soda ash produces Tributyl phosphate Nitrophosphate Tricresyl phosphate Sodium tripolyphosphate (STPP) Tributyl phosphate Nitrophosphate Tricresyl phosphate Sodium tripolyphosphate (STPP) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following fertilisers contains the least percentage of nitrogen? Liquid ammonia Ammonium phosphate Ammonium sulphate Urea Liquid ammonia Ammonium phosphate Ammonium sulphate Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Temperature and pressure in urea autoclave is 200°C and 10 atm 400°C and 550 atm 120°C and 300 atm 190°C and 200 atm 200°C and 10 atm 400°C and 550 atm 120°C and 300 atm 190°C and 200 atm ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology An increase in the NH₃/CO₂ ratio in urea manufacture results in Decreased yield of urea Decreased degree of conversion of NH₃ to urea Increased degree of conversion of CO₂ to urea Decreased specific volume of molten mass Decreased yield of urea Decreased degree of conversion of NH₃ to urea Increased degree of conversion of CO₂ to urea Decreased specific volume of molten mass ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS