Fertiliser Technology Which of the following fertilisers contains the least percentage of nitrogen? Ammonium sulphate Liquid ammonia Ammonium phosphate Urea Ammonium sulphate Liquid ammonia Ammonium phosphate Urea 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 a reducing atmosphere Absence of air Presence of an oxidising atmosphere Presence of an inert atmosphere Presence of a reducing atmosphere Absence of air Presence of an oxidising atmosphere Presence of an inert atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of calcium fluorapatite with sulphuric acid produces Triple superphosphate Ortho-phosphoric acid Red phosphorous Simple superphosphate Triple superphosphate Ortho-phosphoric acid Red phosphorous Simple superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about 6 13 2 20 6 13 2 20 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 30 100 60 95 30 100 60 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The composition of fresh feed to the high temperature, high pressure urea autoclave is Excess liquid ammonia and liquefied CO₂ Excess liquid ammonia and compressed CO₂ gas Compressed ammonia gas and excess compressed CO₂ Liquid ammonia and excess compressed CO₂ Excess liquid ammonia and liquefied CO₂ Excess liquid ammonia and compressed CO₂ gas Compressed ammonia gas and excess compressed CO₂ Liquid ammonia and excess compressed CO₂ ANSWER DOWNLOAD EXAMIANS APP
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