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