Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because Its activity declines rapidly, if heated to above 520°C None of these It gets oxidised above 500°C It decomposes ammonia Its activity declines rapidly, if heated to above 520°C None of these It gets oxidised above 500°C It decomposes ammonia 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 cost of equipment Increased biuret formation All of these High corrosion rate Increased cost of equipment Increased biuret formation All of these High corrosion rate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous. Salt & coke Sand & coke And coke And sand Salt & coke Sand & coke And coke And sand ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Yield of elemental phosphorous from rock phosphate is about __________ percent. 60-65 1-2 15-25 40-45 60-65 1-2 15-25 40-45 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Prilling tower is found in the flowsheet for the manufacture of Urea Ammonia Triple superphosphate Superphosphate Urea Ammonia Triple superphosphate Superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology __________ is not a fertiliser. Ferrous sulphate Ammonium sulphate Calcium ammonium nitrate Liquid ammonia Ferrous sulphate Ammonium sulphate Calcium ammonium nitrate Liquid ammonia ANSWER DOWNLOAD EXAMIANS APP
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