Fertiliser Technology Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis? Cracking of natural gas Electrolysis of water Steam reforming of naphtha H? separation from coke oven gas Cracking of natural gas Electrolysis of water Steam reforming of naphtha H? separation from coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A nitrogenous fertiliser contains 20% N₂. It could be Ammonium nitrate Calcium ammonium nitrate (CAN) Ammonium chloride Urea Ammonium nitrate Calcium ammonium nitrate (CAN) Ammonium chloride Urea 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 Fertiliser plants get their N₂ requirements By dissociating oxides of nitrogen By fractionation of liquified air From producer gas From coal gas (coke oven gas) By dissociating oxides of nitrogen By fractionation of liquified air From producer gas From coal gas (coke oven gas) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Fauser Monte Catini converter is used for Ammonia synthesis (e.g. at FCI Sindri) Methanation of CO and CO₂ Shift conversion (i.e. CO to CO₂) None of these Ammonia synthesis (e.g. at FCI Sindri) Methanation of CO and CO₂ Shift conversion (i.e. CO to CO₂) None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Heating of orthophosphoric acid to 250°C produces None of these Pyrophosphoric acid No change in it Metaphosphoric acid None of these Pyrophosphoric acid No change in it Metaphosphoric acid ANSWER DOWNLOAD EXAMIANS APP
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