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 decomposes ammonia None of these It gets oxidised above 500°C Its activity declines rapidly, if heated to above 520°C It decomposes ammonia None of these It gets oxidised above 500°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. 5 50 20 65 5 50 20 65 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following fertilisers contains the least percentage of nitrogen? Ammonium sulphate Urea Liquid ammonia Ammonium phosphate Ammonium sulphate Urea Liquid ammonia Ammonium phosphate 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 temperature Decreasing the pressure None of these Increasing the temperature Decreasing the temperature Decreasing the pressure None of these Increasing the temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of anhydrous liquid ammonia with orthophosphoric acid produces None of these Superphosphate Triple superphosphate Ammonium phosphate None of these Superphosphate Triple superphosphate Ammonium phosphate ANSWER DOWNLOAD EXAMIANS APP