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 Heating of orthophosphoric acid to about 900°C, produces Metaphosphoric acid None of these No change in it Pyrophosphoric acid Metaphosphoric acid None of these No change in it Pyrophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Raw materials for urea production are CO₂ and N₂ CO₂, H₂ and N₂ NH₃ and CO HNO₃ and CaCO₃ CO₂ and N₂ CO₂, H₂ and N₂ NH₃ and CO HNO₃ and CaCO₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Heating a mixture of phosphate rock, coke and sand in an electric furnace produces Superphosphate Phosphorous Ammonium phosphate Phosphoric acid Superphosphate Phosphorous Ammonium phosphate Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Maximum stability of white phosphorous is at Atmospheric pressure >600°C Very high pressure Room temperature Atmospheric pressure >600°C Very high pressure Room temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Gas based fertiliser plants use Coal gas as a source of hydrogen Natural gas as heating medium Coal gas as heating medium Natural gas as a source of hydrogen Coal gas as a source of hydrogen Natural gas as heating medium Coal gas as heating medium Natural gas as a source of hydrogen ANSWER DOWNLOAD EXAMIANS APP
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