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