Fertiliser Technology __________ catalyst is used in the production of urea from CO₂ and NH₃. No Alumina Nickel Vanadium pentoxide No Alumina Nickel Vanadium pentoxide ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent. 30 95 100 60 30 95 100 60 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent. 10 50 25 80 10 50 25 80 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because Its nitrogen content is very less It is a liquid at room temperature It is hygroscopic and explosive in nature It is highly acidic in nature Its nitrogen content is very less It is a liquid at room temperature It is hygroscopic and explosive in nature It is highly acidic in nature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following nitrogenous fertilisers has the highest percentage of nitrogen? Urea Calcium ammonium nitrate (CAN) Ammonium sulphate Calcium nitrate Urea Calcium ammonium nitrate (CAN) Ammonium sulphate Calcium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness ANSWER DOWNLOAD EXAMIANS APP
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