Fertiliser Technology Which of the following is a natural inorganic fertiliser? Oilcake Gobar mannure Chile salt petre None of these Oilcake Gobar mannure Chile salt petre None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate (a fertiliser) is coated with limestone powder to Cut down its production cost Add extra nutrient as fertiliser Avoid the risk of explosion Increase its nitrogen content Cut down its production cost Add extra nutrient as fertiliser Avoid the risk of explosion Increase its nitrogen content ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because It gets oxidised above 500°C Its activity declines rapidly, if heated to above 520°C None of these It decomposes ammonia It gets oxidised above 500°C Its activity declines rapidly, if heated to above 520°C None of these It decomposes ammonia ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The essential ingradient of all the synthesis gas is CO₂ H₂ O₂ N₂ CO₂ H₂ O₂ N₂ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Electric process as compared to wet process (for the manufacture of phosphoric acid) Is weak acid process Can use only high grade phosphate rock Is used less frequently Produces a valuable by-product called gypsum Is weak acid process Can use only high grade phosphate rock Is used less frequently Produces a valuable by-product called gypsum ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and Ammonia Nitric acid Ammonium nitrate Nitric oxide Ammonia Nitric acid Ammonium nitrate Nitric oxide ANSWER DOWNLOAD EXAMIANS APP