Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because Its activity declines rapidly, if heated to above 520°C It gets oxidised above 500°C None of these It decomposes ammonia Its activity declines rapidly, if heated to above 520°C It gets oxidised above 500°C None of these It decomposes ammonia ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. 65 50 20 5 65 50 20 5 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following fertilisers contains the least percentage of nitrogen? Ammonium sulphate Ammonium phosphate Urea Liquid ammonia Ammonium sulphate Ammonium phosphate Urea Liquid ammonia 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 Decreasing the pressure Increasing the temperature Decreasing the temperature None of these Decreasing the pressure Increasing the temperature Decreasing the temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of anhydrous liquid ammonia with orthophosphoric acid produces Superphosphate None of these Ammonium phosphate Triple superphosphate Superphosphate None of these Ammonium phosphate Triple superphosphate ANSWER DOWNLOAD EXAMIANS APP
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