Fertiliser Technology Which of the following nitrogenous fertilisers has the highest percentage of nitrogen? Urea Calcium ammonium nitrate (CAN) Ammonium sulphate Calcium nitrate Urea Calcium ammonium nitrate (CAN) Ammonium sulphate Calcium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which nutrient in fertiliser makes the plant stems stronger and increases branching? Potassium Calcium Phosphorous Nitrogen Potassium Calcium Phosphorous Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Urea is formed only At very low pressure (vacuum) In vapour phase At very high temperature In liquid phase At very low pressure (vacuum) In vapour phase At very high temperature In liquid phase ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Though kinetics of ammonia synthesis dictates the use of low temperature for high equilibrium conversion, yet it is kept moderately high (550°C), because at low temperature Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel Rate of reaction is very low None of these Space velocity of gas is very low resulting in decreased conversion Very high pressure is required resulting in costly pressure vessel Rate of reaction is very low None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at Bokaro (under SAIL) Rourkela (under SAIL) Sindri (under FCI) Baroda (under G.S.F.C.) Bokaro (under SAIL) Rourkela (under SAIL) Sindri (under FCI) Baroda (under G.S.F.C.) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Presence of an inert atmosphere Absence of air Presence of an oxidising atmosphere Presence of a reducing atmosphere Presence of an inert atmosphere Absence of air Presence of an oxidising atmosphere Presence of a reducing atmosphere ANSWER DOWNLOAD EXAMIANS APP
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