Fertiliser Technology Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it Has a pungent smell Is toxic and highly corrosive Is in short supply Vaporises at normal temperature Has a pungent smell Is toxic and highly corrosive Is in short supply Vaporises at normal temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology (CH₃ C₆ H₄)₃ PO₄ is the chemical formula of Tricresyl phosphate Superphosphate Triple superphosphate Flourapatite Tricresyl phosphate Superphosphate Triple superphosphate Flourapatite ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Catalyst used in desulphurisation of naphtha is Pt-Rh Nickel Co-Mo Silica gel Pt-Rh Nickel Co-Mo Silica gel ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following does not come under the category of 'secondary nutrient' for plant growth? Calcium Oxygen Sulphur Magnesium Calcium Oxygen Sulphur Magnesium 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 Metaphosphoric acid All of these CaSO₄ .½H₂O and CaSO₄ crystals Pyrophosphoric acid Metaphosphoric acid All of these CaSO₄ .½H₂O and CaSO₄ crystals ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In an ammonia plant, the purge off is essential to Maintain inert gas concentration within a limit Remove excess poisonous gases Maintain H₂ : N₂ ratio at 3 :1 Remove uncondensed ammonia vapour Maintain inert gas concentration within a limit Remove excess poisonous gases Maintain H₂ : N₂ ratio at 3 :1 Remove uncondensed ammonia vapour ANSWER DOWNLOAD EXAMIANS APP
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