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 Which of the following does not come under the category of 'secondary nutrient' for plant growth? Calcium Sulphur Magnesium Oxygen Calcium Sulphur Magnesium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology P₂O₅ percentage in the phosphoric acid produced by wet process is about 70 10 30 50 70 10 30 50 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Rock phosphate used for the production of phosphatic fertiliser is mined at Kiriburu (Bihar) Bailladella (M.P.) Amjhor (Jharkhand) Talchar (Orissa) Kiriburu (Bihar) Bailladella (M.P.) Amjhor (Jharkhand) Talchar (Orissa) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate produces Urea Biuret None of these Ammonia water Urea Biuret None of these Ammonia water ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In an ammonia plant, the purge off is essential to Maintain inert gas concentration within a limit Remove uncondensed ammonia vapour Remove excess poisonous gases Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove uncondensed ammonia vapour Remove excess poisonous gases Maintain H₂ : N₂ ratio at 3 :1 ANSWER DOWNLOAD EXAMIANS APP
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