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 A mixture of NaCl+ KCl Potassium sulphate None of these Potassium chloride A mixture of NaCl+ KCl Potassium sulphate None of these Potassium chloride 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 is not available It will evaporate on spraying Its N₂ content is very low It is very costly It is not available It will evaporate on spraying 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 Calcium cyanamide CAN Ammonium sulphate Urea Calcium cyanamide CAN Ammonium sulphate 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 Chances of entrainment and disturbance of catalyst bed Comparatively higher pressure drop High cost of the high pressure vessel used for the reactor Higher pumping cost Chances of entrainment and disturbance of catalyst bed Comparatively higher pressure drop High cost of the high pressure vessel used for the reactor Higher pumping cost ANSWER DOWNLOAD EXAMIANS APP
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