Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 800-900 250-400 1000-1200 50-80 800-900 250-400 1000-1200 50-80 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of phosphate rock with 98% H₂SO₄ produces Orthophosphoric acid White phosphorous None of these Superphosphate Orthophosphoric acid White phosphorous None of these Superphosphate 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. All of these High corrosion rate Increased biuret formation Increased cost of equipment All of these High corrosion rate Increased biuret formation Increased cost of equipment ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of Phosphorous Phosphoric acid Superphosphate Triple superphosphate Phosphorous Phosphoric acid Superphosphate Triple superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonia synthesis gas is produced from natural gas by Partial oxidation Steam reforming Thermal cracking Hydrogenation Partial oxidation Steam reforming Thermal cracking Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Low grade coal is __________ to produce ammonia synthesis gas. Liquefied Gasified Dehydrogenated Hydrogenated Liquefied Gasified Dehydrogenated Hydrogenated ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS