Fertiliser Technology An increase in the NH₃/CO₂ ratio in urea manufacture results in Decreased degree of conversion of NH₃ to urea Decreased specific volume of molten mass Decreased yield of urea Increased degree of conversion of CO₂ to urea Decreased degree of conversion of NH₃ to urea Decreased specific volume of molten mass Decreased yield of urea Increased degree of conversion of CO₂ to urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Rock phosphate constitutes mainly of Di-calcium phosphate Fluorapatite Di-ammonium phosphate Mono-calcium phosphate Di-calcium phosphate Fluorapatite Di-ammonium phosphate Mono-calcium phosphate 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 Produces lower purity acid Requires lower capital investment in the plant Uses lower grade phosphate rock Is very costly Produces lower purity acid Requires lower capital investment in the plant Uses lower grade phosphate rock ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent. 100 95 60 30 100 95 60 30 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology 5-10-5 fertilisers mean that they contain Only 5 to 10% active fertiliser constituents 5 to 10% filler & carrier of soil conditioners 5, 10, 5% respectively of N₂, P₂O₅ and K₂O None of these Only 5 to 10% active fertiliser constituents 5 to 10% filler & carrier of soil conditioners 5, 10, 5% respectively of N₂, P₂O₅ and K₂O None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Raw materials for nitric acid manufacture are Anhydrous ammonia and air Anhydrous ammonia, air and water Hydrogen peroxide, air and water Wet ammonia, air and water Anhydrous ammonia and air Anhydrous ammonia, air and water Hydrogen peroxide, air and water Wet ammonia, air and water ANSWER DOWNLOAD EXAMIANS APP
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