Fertiliser Technology Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching? Toluene Butyl alcohol Hexane Iso propyl alcohol Toluene Butyl alcohol Hexane Iso propyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Base suspension fertiliser essentially contains 43% K₂O and 43% P₂O₅ 13% N₂ and 43% P₂O₅ 43% N₂ and 13% K₂O 43% N₂ and 13% P₂O₅ 43% K₂O and 43% P₂O₅ 13% N₂ and 43% P₂O₅ 43% N₂ and 13% K₂O 43% N₂ and 13% P₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 1000-1200 800-900 50-80 250-400 1000-1200 800-900 50-80 250-400 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate is Not hygroscopic Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer Not prone to explosive thermal decomposition Having about 40% N₂ Not hygroscopic Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer Not prone to explosive thermal decomposition Having about 40% N₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of nitric acid and sulphuric acid with phosphate rock produces Tricresyl phosphate Tributyl phosphate Nitrophosphate Diammonium phosphate Tricresyl phosphate Tributyl phosphate Nitrophosphate Diammonium phosphate 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
EXAMIANS