Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Presence of a reducing atmosphere Presence of an inert atmosphere Presence of an oxidising atmosphere Absence of air Presence of a reducing atmosphere Presence of an inert atmosphere Presence of an oxidising atmosphere Absence of air ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which is a catalyst promoter used in catalytic ammonia synthesis reaction? K₂O MnO Cr₂O₃ Al₂O₃ K₂O MnO Cr₂O₃ Al₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content of urea is about __________ percent. 80 46 10 94 80 46 10 94 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 All of these High corrosion rate Increased biuret formation Increased cost of equipment All of these High corrosion rate Increased biuret formation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Urea is a better fertilizer than ammonium sulphate, because It is cheaper Nitrogen content is higher It is not poisonous It is easy to manufacture It is cheaper Nitrogen content is higher It is not poisonous It is easy to manufacture ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by All of these Steam reforming of naphtha and cracking of natural gas Cryogenic separation of hydrogen from coke oven gas Electrolysis of water All of these Steam reforming of naphtha and cracking of natural gas Cryogenic separation of hydrogen from coke oven gas Electrolysis of water ANSWER DOWNLOAD EXAMIANS APP
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