Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces No change in it Pyrophosphoric acid Metaphosphoric acid None of these No change in it Pyrophosphoric acid Metaphosphoric acid None of these 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 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 Its N₂ content is very low 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? Calcium cyanamide Ammonium sulphate Urea CAN Calcium cyanamide Ammonium sulphate Urea CAN 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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