Fertiliser Technology HPO₃ is the chemical formula of __________ phosphoric acid. Ortho Meta Pyro None of these Ortho Meta Pyro None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Superphosphate is manufactured by reacting phosphate rock with Aluminium chloride Acetic acid None of these Sulphuric acid Aluminium chloride Acetic acid None of these Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Leaching of phosphate rock by strong __________ acid produces phosphoric acid. Either A or B Sulphuric Neither A nor B Hydrochloric Either A or B Sulphuric Neither A nor B Hydrochloric 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 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 Heating of orthophosphoric acid to 250°C produces Metaphosphoric acid No change in it Pyrophosphoric acid None of these Metaphosphoric acid No change in it Pyrophosphoric acid None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. 65 5 20 50 65 5 20 50 ANSWER DOWNLOAD EXAMIANS APP
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