Fertiliser Technology Oxidation of ammonia is Exothermic Endothermic Non-catalytic Autocatalytic Exothermic Endothermic Non-catalytic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion achieved in HNO₃ synthesis with the use of platinum catalyst is about 95-97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by Increasing the temperature Decreasing the temperature Decreasing the pressure None of these Increasing the temperature Decreasing the temperature Decreasing the pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? None of these Potassic fertiliser Nitrogeneous fertiliser Phosphatic fertiliser None of these Potassic fertiliser Nitrogeneous fertiliser Phosphatic fertiliser ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitric acid is produced on commercial scale in a fertiliser plant by CaNO₃ + H₂SO₄ reaction None of these Passing air through high voltage electric arc Oxidation of ammonia CaNO₃ + H₂SO₄ reaction None of these Passing air through high voltage electric arc Oxidation of ammonia 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 30 60 100 95 30 60 100 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of __________ acid with phosphate rock produces superphosphates. Sulphuric Phosphoric Nitric Hydrochloric Sulphuric Phosphoric Nitric Hydrochloric ANSWER DOWNLOAD EXAMIANS APP