Fertiliser Technology Promoter used in NH₃ synthesis catalyst is U₂O₃ SiO₃ K₂O V₂O₅ U₂O₃ SiO₃ K₂O V₂O₅ 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 Atmospheric pressure; as the pressure has no effect on conversion High pressure Low pressure Very high temperature Atmospheric pressure; as the pressure has no effect on conversion High pressure Low pressure Very high temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The concentration (weight %) of nitric acid produced by the oxidation of ammonia and absorption of nitrogen oxides with water is about __________ percent. 60 100 95 30 60 100 95 30 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In an ammonia plant, the purge off is essential to Remove uncondensed ammonia vapour Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove excess poisonous gases Remove uncondensed ammonia vapour Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove excess poisonous gases ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology NPK fertiliser is a __________ fertiliser. Nitrogenous Phosphatic Mixed Complex Nitrogenous Phosphatic Mixed Complex ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction. Catalytic Exothermic Endothermic Reversible Catalytic Exothermic Endothermic Reversible ANSWER DOWNLOAD EXAMIANS APP
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