Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 50-80 1000-1200 250-400 800-900 50-80 1000-1200 250-400 800-900 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Potassic fertilisers Are useful during early stage of the plant growth Help in development of starches of potatoes and grain None of these Stimulate early growth and accelerate seeding Are useful during early stage of the plant growth Help in development of starches of potatoes and grain None of these Stimulate early growth and accelerate seeding ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Fusion zone in the electric furnace used for reduction of phosphate rock to elemental phosphorous is maintained at __________ °C. 500-750 250-300 1400-1450 950-1050 500-750 250-300 1400-1450 950-1050 ANSWER DOWNLOAD EXAMIANS APP
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? Iso propyl alcohol Toluene Hexane Butyl alcohol Iso propyl alcohol Toluene Hexane Butyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Phosphorus vapour comprises of P P₄ P₃ P₂ P P₄ P₃ P₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Prilling tower is found in the flowsheet for the manufacture of Triple superphosphate Urea Ammonia Superphosphate Triple superphosphate Urea Ammonia Superphosphate ANSWER DOWNLOAD EXAMIANS APP
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