Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces Metaphosphoric acid No change in it None of these Pyrophosphoric acid Metaphosphoric acid No change in it None of these Pyrophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A potassic fertiliser contains 50% K₂O. It could be None of these Potassium chloride Potassium sulphate A mixture of NaCl+ KCl None of these Potassium chloride Potassium sulphate 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 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 It will evaporate on spraying It is very costly 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 CAN Urea Calcium cyanamide Ammonium sulphate CAN Urea 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 Higher pumping cost Comparatively higher pressure drop Chances of entrainment and disturbance of catalyst bed High cost of the high pressure vessel used for the reactor Higher pumping cost Comparatively higher pressure drop Chances of entrainment and disturbance of catalyst bed ANSWER DOWNLOAD EXAMIANS APP
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