Fertiliser Technology Conversion achieved in HNO₃ synthesis with the use of platinum catalyst is about 95-97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by Decreasing the temperature None of these Decreasing the pressure Increasing the temperature Decreasing the temperature None of these Decreasing the pressure Increasing the temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Rock phosphate constitutes mainly of Mono-calcium phosphate Di-ammonium phosphate Di-calcium phosphate Fluorapatite Mono-calcium phosphate Di-ammonium phosphate Di-calcium phosphate Fluorapatite ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonia synthesis reaction is Endothermic None of these Exothermic Autocatalytic Endothermic None of these Exothermic Autocatalytic 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 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 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology An increase in the NH₃/CO₂ ratio in urea manufacture results in Decreased degree of conversion of NH₃ to urea Decreased yield of urea Decreased specific volume of molten mass Increased degree of conversion of CO₂ to urea Decreased degree of conversion of NH₃ to urea Decreased yield of urea Decreased specific volume of molten mass Increased degree of conversion of CO₂ to urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A nitrogenous fertiliser contains 20% N₂. It could be Urea Ammonium chloride Ammonium nitrate Calcium ammonium nitrate (CAN) Urea Ammonium chloride Ammonium nitrate Calcium ammonium nitrate (CAN) ANSWER DOWNLOAD EXAMIANS APP
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