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