Fertiliser Technology Formation of ammonium carbamate by reaction of NH₃ with CO₂ is a/an __________ reaction. Exothermic Reversible Catalytic Endothermic Exothermic Reversible Catalytic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which is the most suitable fertiliser for paddy? Ammonium sulphate CAN Superphosphate Ammonium nitrate Ammonium sulphate CAN Superphosphate Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitric acid is produced on commercial scale in a fertiliser plant by CaNO₃ + H₂SO₄ reaction Oxidation of ammonia None of these Passing air through high voltage electric arc CaNO₃ + H₂SO₄ reaction Oxidation of ammonia None of these Passing air through high voltage electric arc 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. 95 60 100 30 95 60 100 30 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 Very high temperature Low pressure High pressure Atmospheric pressure; as the pressure has no effect on conversion Very high temperature Low pressure High pressure 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 biuret formation High corrosion rate Increased cost of equipment All of these Increased biuret formation High corrosion rate Increased cost of equipment All of these ANSWER DOWNLOAD EXAMIANS APP
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