Fertiliser Technology Electric process as compared to wet process (for the manufacture of phosphoric acid) Produces a valuable by-product called gypsum Is weak acid process Is used less frequently Can use only high grade phosphate rock Produces a valuable by-product called gypsum Is weak acid process Is used less frequently Can use only high grade phosphate rock ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of __________ acid with phosphate rock produces superphosphates. Hydrochloric Nitric Sulphuric Phosphoric Hydrochloric Nitric Sulphuric Phosphoric ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Neutralisation of nitric acid with ammonia to produce ammonium nitrate is a/an __________ reaction. Catalytic Exothermic Autocatalytic Endothermic Catalytic Exothermic Autocatalytic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Yield of urea can be increased with excess ammonia and higher pressure & temperature, but because of __________ this is normally not done. Increased biuret formation All of these Increased cost of equipment High corrosion rate Increased biuret formation All of these Increased cost of equipment High corrosion rate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH₃ to NO is about __________ percent. 82 68 38 98 82 68 38 98 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology With increases in pressure, the conversion of ammonium carbamate into urea Can either increase or decrease depends on biuret content Remains unaltered Decreases Increases Can either increase or decrease depends on biuret content Remains unaltered Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS