Fertiliser Technology Chemical formula of metaphosphoric acid is HPO₃ H₃PO₄ Same as that of pyrophosphoric acid H₄P₂O₇ HPO₃ H₃PO₄ Same as that of pyrophosphoric acid H₄P₂O₇ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Fusion zone in the electric furnace used for reduction of phosphate rock to elemental phosphorous is maintained at __________ °C. 1400-1450 250-300 950-1050 500-750 1400-1450 250-300 950-1050 500-750 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology During conversion of ammonium carbamate into urea, presence of large excess of water Reduces the evaporator load by diluting the urea solution Does not affect the yield of urea Increases the yield of urea Adversely affects the yield of urea Reduces the evaporator load by diluting the urea solution Does not affect the yield of urea Increases the yield of urea Adversely affects the yield of urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology 5-10-5 fertilisers mean that they contain 5 to 10% filler & carrier of soil conditioners 5, 10, 5% respectively of N₂, P₂O₅ and K₂O None of these Only 5 to 10% active fertiliser constituents 5 to 10% filler & carrier of soil conditioners 5, 10, 5% respectively of N₂, P₂O₅ and K₂O None of these Only 5 to 10% active fertiliser constituents ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology CaH₄(PO₄)₂ is the chemical formula of Meta phosphoric acid Superphosphate Triple superphosphate Calcium phosphate Meta phosphoric acid Superphosphate Triple superphosphate Calcium phosphate 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