Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces No change in it Metaphosphoric acid None of these Pyrophosphoric acid No change in it Metaphosphoric acid None of these Pyrophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A potassic fertiliser contains 50% K₂O. It could be Potassium sulphate Potassium chloride None of these A mixture of NaCl+ KCl Potassium sulphate Potassium chloride None of these 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 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? Calcium cyanamide Ammonium sulphate CAN Urea Calcium cyanamide Ammonium sulphate CAN 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 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 Higher pumping cost ANSWER DOWNLOAD EXAMIANS APP
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