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 CaSO₄ .½H₂O and CaSO₄ crystals Pyrophosphoric acid Metaphosphoric acid All of these CaSO₄ .½H₂O and CaSO₄ crystals Pyrophosphoric acid Metaphosphoric acid All of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is a natural inorganic fertiliser? Oilcake Gobar mannure None of these Chile salt petre Oilcake Gobar mannure None of these Chile salt petre ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching? Hexane Butyl alcohol Iso propyl alcohol Toluene Hexane Butyl alcohol Iso propyl alcohol Toluene ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is not a mixed fertiliser? Calcium ammonium nitrate (CAN) Nitrophosphate None of these Ammonium phosphate Calcium ammonium nitrate (CAN) Nitrophosphate None of these Ammonium phosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Red phosphorous is changed into white phosphorous by Heating in presence of light Melting under pressure Vaporisation followed by condensation None of these Heating in presence of light Melting under pressure Vaporisation followed by condensation None of these ANSWER DOWNLOAD EXAMIANS APP
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