Fertiliser Technology Temperature and pressure in urea autoclave is 400°C and 550 atm 190°C and 200 atm 200°C and 10 atm 120°C and 300 atm 400°C and 550 atm 190°C and 200 atm 200°C and 10 atm 120°C and 300 atm ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because 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 It decomposes ammonia ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Rock phosphate used for the production of phosphatic fertiliser is mined at Kiriburu (Bihar) Talchar (Orissa) Amjhor (Jharkhand) Bailladella (M.P.) Kiriburu (Bihar) Talchar (Orissa) Amjhor (Jharkhand) Bailladella (M.P.) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? Calcium cyanamide Ammonium sulphate Urea CAN Calcium cyanamide Ammonium sulphate Urea CAN ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits? None of these Phosphatic fertilisers Nitrogenous fertilisers Potassic fertiliser None of these Phosphatic fertilisers Nitrogenous fertilisers Potassic fertiliser ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis? Cracking of natural gas H? separation from coke oven gas Electrolysis of water Steam reforming of naphtha Cracking of natural gas H? separation from coke oven gas Electrolysis of water Steam reforming of naphtha ANSWER DOWNLOAD EXAMIANS APP
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