Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces Pyrophosphoric acid None of these No change in it Metaphosphoric acid Pyrophosphoric acid None of these No change in it Metaphosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A potassic fertiliser contains 50% K₂O. It could be Potassium sulphate None of these Potassium chloride A mixture of NaCl+ KCl Potassium sulphate None of these Potassium chloride 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 Its N₂ content is very low It will evaporate on spraying It is not available It is very costly Its N₂ content is very low It will evaporate on spraying It is not available 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 CAN Urea Ammonium sulphate Calcium cyanamide CAN Urea 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 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