Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces Pyrophosphoric acid None of these Metaphosphoric acid No change in it Pyrophosphoric acid None of these Metaphosphoric acid No change in it ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Multistage operation (as in the case of catalytic oxidation of SO₂) is not carried out for NH₃ synthesis, because of Comparatively higher pressure drop Higher pumping cost Chances of entrainment and disturbance of catalyst bed High cost of the high pressure vessel used for the reactor Comparatively higher pressure drop Higher pumping cost Chances of entrainment and disturbance of catalyst bed High cost of the high pressure vessel used for the reactor ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate (a fertiliser) is coated with limestone powder to Avoid the risk of explosion Increase its nitrogen content Add extra nutrient as fertiliser Cut down its production cost Avoid the risk of explosion Increase its nitrogen content Add extra nutrient as fertiliser Cut down its production cost ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Potassic fertiliser is graded based on its __________ content. KNO₃ KCl K₂SO₄ K₂O KNO₃ KCl K₂SO₄ K₂O ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition? Steam reforming of naphtha Natural gas cracking Electrolysis of water Cryogenic removal of H₂ from coke oven gas Steam reforming of naphtha Natural gas cracking Electrolysis of water Cryogenic removal of H₂ from coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is H₄P₂O₇ H₃PO₄ Same as that of pyrophosphoric acid HPO₃ H₄P₂O₇ H₃PO₄ Same as that of pyrophosphoric acid HPO₃ ANSWER DOWNLOAD EXAMIANS APP
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