Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces Pyrophosphoric acid Metaphosphoric acid No change in it None of these Pyrophosphoric acid Metaphosphoric acid No change in it None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A potassic fertiliser contains 50% K₂O. It could be None of these Potassium sulphate Potassium chloride A mixture of NaCl+ KCl None of these Potassium sulphate Potassium chloride A mixture of NaCl+ KCl ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Liquid ammonia is not used as such a fertiliser in tropical countries like India, because Its N₂ content is very low It is very costly It will evaporate on spraying It is not available Its N₂ content is very low It is very costly It will evaporate on spraying It is not available ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? Urea Ammonium sulphate CAN Calcium cyanamide Urea Ammonium sulphate CAN Calcium cyanamide ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Multistage operation (as in the case of catalytic oxidation of SO₂) is not carried out for NH₃ synthesis, because of High cost of the high pressure vessel used for the reactor Comparatively higher pressure drop Chances of entrainment and disturbance of catalyst bed Higher pumping cost High cost of the high pressure vessel used for the reactor Comparatively higher pressure drop Chances of entrainment and disturbance of catalyst bed Higher pumping cost ANSWER DOWNLOAD EXAMIANS APP
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