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? Butyl alcohol Iso propyl alcohol Toluene Hexane Butyl alcohol Iso propyl alcohol Toluene Hexane ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology An increase in the NH₃/CO₂ ratio in urea manufacture results in Decreased yield of urea Decreased specific volume of molten mass Increased degree of conversion of CO₂ to urea Decreased degree of conversion of NH₃ to urea Decreased yield of urea Decreased specific volume of molten mass Increased degree of conversion of CO₂ to urea Decreased degree of conversion of NH₃ to urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Biuret formation in urea is kept at minimum (< 1 %), because it is Explosive in nature Corrosive in nature Helpful in decomposition of urea Toxic and harmful to some crops Explosive in nature Corrosive in nature Helpful in decomposition of urea Toxic and harmful to some crops ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Promoter used in NH₃ synthesis catalyst is SiO₃ K₂O U₂O₃ V₂O₅ SiO₃ K₂O U₂O₃ V₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Optimum reaction temperature in steam reforming of naphtha is __________ °C. 700 - 1000 300 - 450 100-200 1500-1700 700 - 1000 300 - 450 100-200 1500-1700 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Low grade phosphate rock can be used in electrical furnace, because It is cheap It produces low cost product CaO content is less Of the better CaO/SiO₂ balance for slag formation It is cheap It produces low cost product CaO content is less Of the better CaO/SiO₂ balance for slag formation ANSWER DOWNLOAD EXAMIANS APP
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