Fertiliser Technology Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of Triple superphosphate Phosphorous Phosphoric acid Superphosphate Triple superphosphate Phosphorous Phosphoric acid Superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Oxidation of ammonia is Exothermic Autocatalytic Non-catalytic Endothermic Exothermic Autocatalytic Non-catalytic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous. And coke And sand Sand & coke Salt & coke And coke And sand Sand & coke Salt & coke ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 1000-1200 800-900 50-80 250-400 1000-1200 800-900 50-80 250-400 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because None of these Its activity declines rapidly, if heated to above 520°C It gets oxidised above 500°C It decomposes ammonia None of these Its activity declines rapidly, if heated to above 520°C It gets oxidised above 500°C It decomposes ammonia 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 Low pressure Atmospheric pressure; as the pressure has no effect on conversion Very high temperature High pressure Low pressure Atmospheric pressure; as the pressure has no effect on conversion Very high temperature High pressure ANSWER DOWNLOAD EXAMIANS APP
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