Fertiliser Technology A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous. And coke Salt & coke And sand Sand & coke And coke Salt & coke And sand Sand & coke ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. Stabilisation Increasing the effectiveness Improving the strength & heat resistance All of these Stabilisation Increasing the effectiveness Improving the strength & heat resistance All of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The optimum size of the ammonia plant is __________ tons/day. 1000 100 10 1000C 1000 100 10 1000C 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. > 98 52-54 75-80 25-28 > 98 52-54 75-80 25-28 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Catalyst used in Haber's process for ammonia production is Vanadium pentoxide Nickel Reduced iron oxide Silica gel Vanadium pentoxide Nickel Reduced iron oxide Silica gel ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology With increases in pressure, the conversion of ammonium carbamate into urea Decreases Remains unaltered Can either increase or decrease depends on biuret content Increases Decreases Remains unaltered Can either increase or decrease depends on biuret content Increases ANSWER DOWNLOAD EXAMIANS APP
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