Fertiliser Technology Ammonium sulphate can be produced by reacting gypsum with Ammonium carbonate None of these Ammonia Nitric acid Ammonium carbonate None of these Ammonia Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is H₄P₂O₇ H₃PO₄ HPO₃ Same as that of pyrophosphoric acid H₄P₂O₇ H₃PO₄ HPO₃ Same as that of pyrophosphoric acid 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 High corrosion rate All of these Increased biuret formation Increased cost of equipment High corrosion rate All of these Increased biuret formation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Catalyst used in ammonia synthesis uses __________ as a promoter. Pt Al2O₃ K₂O Ni Pt Al2O₃ K₂O Ni ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In ammonia synthesis (N₂ + 3H₂ = 2NH₃), there is a decrease in total volume, hence to get high equilibrium conversion, the reaction should be carried out at High pressure Atmospheric pressure; as the pressure has no effect on conversion Very high temperature Low pressure High pressure Atmospheric pressure; as the pressure has no effect on conversion Very high temperature Low pressure ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous. Sand & coke Salt & coke And sand And coke Sand & coke Salt & coke And sand And coke ANSWER DOWNLOAD EXAMIANS APP
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