Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Absence of air Presence of an inert atmosphere Presence of an oxidising atmosphere Presence of a reducing atmosphere Absence of air Presence of an inert atmosphere Presence of an oxidising atmosphere Presence of a reducing atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Low grade phosphate rock can be used in electrical furnace, because It is cheap CaO content is less Of the better CaO/SiO₂ balance for slag formation It produces low cost product It is cheap CaO content is less Of the better CaO/SiO₂ balance for slag formation It produces low cost product ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A fertiliser contains 82% N₂. It could be None of these Ammonium nitrate Liquid NH₃ Urea None of these Ammonium nitrate Liquid NH₃ Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In calcium ammonium nitrate (CAN) fertil-ser None of these Nitrate nitrogen is quick acting Ammoniacal nitrogen is quick acting Nitrate nitrogen is slower acting None of these Nitrate nitrogen is quick acting Ammoniacal nitrogen is quick acting Nitrate nitrogen is slower acting ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology CO₂ present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in Ammoniacal liquor Methyl-Ethyl Ketone (MEK) Mono-ethanolamine (MEA) Slaked lime Ammoniacal liquor Methyl-Ethyl Ketone (MEK) Mono-ethanolamine (MEA) Slaked lime ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Yield of elemental phosphorous from rock phosphate is about __________ percent. 40-45 1-2 15-25 60-65 40-45 1-2 15-25 60-65 ANSWER DOWNLOAD EXAMIANS APP
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