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 A mixture of NaCl+ KCl None of these Potassium sulphate Potassium chloride A mixture of NaCl+ KCl None of these Potassium sulphate Potassium chloride 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 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 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? Urea CAN Calcium cyanamide Ammonium sulphate Urea CAN Calcium cyanamide 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 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 Chances of entrainment and disturbance of catalyst bed Comparatively higher pressure drop Higher pumping cost ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS