Fertiliser Technology In an ammonia plant, the purge off is essential to Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove excess poisonous gases Remove uncondensed ammonia vapour Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove excess poisonous gases Remove uncondensed ammonia vapour ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Heating of orthophosphoric acid to about 900°C, produces None of these Metaphosphoric acid Pyrophosphoric acid No change in it None of these Metaphosphoric acid Pyrophosphoric acid No change in it 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 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 It will evaporate on spraying ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate is made by reacting phosphate rock with __________ acid. Hydrochloric Nitric Phosphoric Sulphuric Hydrochloric Nitric Phosphoric Sulphuric ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process. Haber's Du-pont's Le-chatlier's Stengel Haber's Du-pont's Le-chatlier's Stengel ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent. 50 80 25 10 50 80 25 10 ANSWER DOWNLOAD EXAMIANS APP
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