Fertiliser Technology An increase in the NH₃/CO₂ ratio in urea manufacture results in 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 Decreased degree of conversion of NH₃ to urea Decreased specific volume of molten mass ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology CO₂ present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in Slaked lime Ammoniacal liquor Methyl-Ethyl Ketone (MEK) Mono-ethanolamine (MEA) Slaked lime Ammoniacal liquor Methyl-Ethyl Ketone (MEK) Mono-ethanolamine (MEA) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In the manufacture of orthophosphoric acid by strong H₂SO₄ leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable Pyrophosphoric acid All of these Metaphosphoric acid CaSO₄ .½H₂O and CaSO₄ crystals Pyrophosphoric acid All of these Metaphosphoric acid CaSO₄ .½H₂O and CaSO₄ crystals 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. 52-54 25-28 75-80 > 98 52-54 25-28 75-80 > 98 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Main constituent of phosphate rock is Calcium phosphate Calcium fluoride Flour apatite Ammonium phosphate Calcium phosphate Calcium fluoride Flour apatite Ammonium phosphate 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 an inert atmosphere Absence of air Presence of a reducing atmosphere Presence of an oxidising atmosphere Presence of an inert atmosphere Absence of air Presence of a reducing atmosphere Presence of an oxidising atmosphere ANSWER DOWNLOAD EXAMIANS APP
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