Fertiliser Technology Which of the following fertilisers contains the least percentage of nitrogen? Liquid ammonia Urea Ammonium sulphate Ammonium phosphate Liquid ammonia Urea Ammonium sulphate Ammonium phosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the 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 Presence of a reducing atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Low grade coal is __________ to produce ammonia synthesis gas. Gasified Dehydrogenated Hydrogenated Liquefied Gasified Dehydrogenated Hydrogenated Liquefied ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is H₃PO₄ HPO₃ H₄P₂O₇ Same as that of pyrophosphoric acid H₃PO₄ HPO₃ H₄P₂O₇ Same as that of pyrophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Temperature and pressure in ammonia converter is 200 atm, 1000°C 450 atm, 200°C 450 atm, 1000°C 450 atm, 550°C 200 atm, 1000°C 450 atm, 200°C 450 atm, 1000°C 450 atm, 550°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil. Water holding capacity All of these Texture Nutrient supply Water holding capacity All of these Texture Nutrient supply ANSWER DOWNLOAD EXAMIANS APP
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