Fertiliser Technology A phosphatic fertiliser contains 16% P₂O₅. It could be Dicalcium phosphate None of these Triple superphosphate Superphosphate Dicalcium phosphate None of these Triple superphosphate Superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following gasifiers can be attached to coal based fertiliser plants? Gasifier working at 40 atm Lurgi (high pressure) gasifier Kopper-Totzek gasifier Gasifier working at 20 atm Gasifier working at 40 atm Lurgi (high pressure) gasifier Kopper-Totzek gasifier Gasifier working at 20 atm 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 CaSO₄ .½H₂O and CaSO₄ crystals All of these Metaphosphoric acid Pyrophosphoric acid CaSO₄ .½H₂O and CaSO₄ crystals All of these Metaphosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following does not come under the category of 'secondary nutrient' for plant growth? Oxygen Magnesium Sulphur Calcium Oxygen Magnesium Sulphur Calcium ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Electric process as compared to wet process (for the manufacture of phosphoric acid) Is used less frequently Is weak acid process Can use only high grade phosphate rock Produces a valuable by-product called gypsum Is used less frequently Is weak acid process Can use only high grade phosphate rock Produces a valuable by-product called gypsum ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction. Endothermic Catalytic Reversible Exothermic Endothermic Catalytic Reversible Exothermic ANSWER DOWNLOAD EXAMIANS APP
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