Fertiliser Technology Biuret formation in urea is kept at minimum (< 1 %), because it is Helpful in decomposition of urea Toxic and harmful to some crops Explosive in nature Corrosive in nature Helpful in decomposition of urea Toxic and harmful to some crops Explosive in nature Corrosive in nature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology __________ catalyst is used in the production of urea from CO₂ and NH₃. Nickel No Vanadium pentoxide Alumina Nickel No Vanadium pentoxide Alumina ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration. 25-28 75-80 52-54 > 98 25-28 75-80 52-54 > 98 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by 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 All of these Steam reforming of naphtha and cracking of natural gas ANSWER DOWNLOAD EXAMIANS APP
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 decomposes ammonia It gets oxidised above 500°C Its activity declines rapidly, if heated to above 520°C None of these It decomposes ammonia It gets oxidised above 500°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Both white phosphorous as well as red phosphorous Are soluble in CS₂ Reacts with hot caustic soda solution to give phosphine All of these Burns when heated in air Are soluble in CS₂ Reacts with hot caustic soda solution to give phosphine All of these Burns when heated in air ANSWER DOWNLOAD EXAMIANS APP
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