Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 1000-1200 800-900 250-400 50-80 1000-1200 800-900 250-400 50-80 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Catalytic ammonia synthesis reaction as in Haber's process is Exothermic None of these Endothermic Irreversible Exothermic None of these Endothermic Irreversible 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 Higher pumping cost Comparatively higher pressure drop Chances of entrainment and disturbance of catalyst bed High cost of the high pressure vessel used for the reactor Higher pumping cost Comparatively higher pressure drop 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 The fertiliser plant getting hydrogen by electrolysis of water is situated at Rourkela Nangal Namrup Korba Rourkela Nangal Namrup Korba ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In the manufacture of H₃ PO₄ (ortho), ; strong H₂ SO₄ leaching wet process as compared to electric furnace process Is very costly Uses lower grade phosphate rock Produces lower purity acid Requires lower capital investment in the plant Is very costly Uses lower grade phosphate rock Produces lower purity acid Requires lower capital investment in the plant ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Low grade phosphate rock can be used in electrical furnace, because CaO content is less It is cheap Of the better CaO/SiO₂ balance for slag formation It produces low cost product CaO content is less It is cheap Of the better CaO/SiO₂ balance for slag formation It produces low cost product ANSWER DOWNLOAD EXAMIANS APP
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