Fertiliser Technology Electric furnace method for production of phosphorous uses phosphate rock And phosphoric acid Silica and coke And coke And sulphuric acid And phosphoric acid Silica and coke And coke And sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration. 75-80 > 98 25-28 52-54 75-80 > 98 25-28 52-54 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Fusion zone in the electric furnace used for reduction of phosphate rock to elemental phosphorous is maintained at __________ °C. 950-1050 500-750 250-300 1400-1450 950-1050 500-750 250-300 1400-1450 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A nitrogenous fertiliser contains 20% N₂. It could be Ammonium chloride Ammonium nitrate Calcium ammonium nitrate (CAN) Urea Ammonium chloride Ammonium nitrate Calcium ammonium nitrate (CAN) Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Presence of a reducing atmosphere Absence of air Presence of an oxidising atmosphere Presence of an inert atmosphere Presence of a reducing atmosphere Absence of air Presence of an oxidising atmosphere Presence of an inert atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology During conversion of ammonium carbamate into urea, presence of large excess of water Does not affect the yield of urea Reduces the evaporator load by diluting the urea solution Increases the yield of urea Adversely affects the yield of urea Does not affect the yield of urea Reduces the evaporator load by diluting the urea solution Increases the yield of urea Adversely affects the yield of urea ANSWER DOWNLOAD EXAMIANS APP
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