Fertiliser Technology In an ammonia plant, the purge off is essential to Remove uncondensed ammonia vapour Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove excess poisonous gases Remove uncondensed ammonia vapour Maintain H₂ : N₂ ratio at 3 :1 Maintain inert gas concentration within a limit Remove excess poisonous gases ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance Stabilisation All of these Increasing the effectiveness Improving the strength & heat resistance ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The optimum size of the ammonia plant is __________ tons/day. 10 1000C 100 1000 10 1000C 100 1000 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology I argest capacity nitrogenous fertiliser plants (2700 tons of NH₃ per day) (2 Nos) in India are located at Thal-Vaishet (under RCF in Maharashtra) and Hazira (under IFFCO in Gujarat) Korba (M.P.) and Talchar (Orissa) both under FCI Talchar (Orissa) and Ramagundam (A.P.) both under FCI Haldia (W.B) and Namrup (Assam) both under HFC Thal-Vaishet (under RCF in Maharashtra) and Hazira (under IFFCO in Gujarat) Korba (M.P.) and Talchar (Orissa) both under FCI Talchar (Orissa) and Ramagundam (A.P.) both under FCI Haldia (W.B) and Namrup (Assam) both under HFC ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrolime is Calcium nitrate Calcium ammonium nitrate A mixture of nitric acid and lime A mixture of ammonium nitrate and calcium nitrate Calcium nitrate Calcium ammonium nitrate A mixture of nitric acid and lime A mixture of ammonium nitrate and calcium nitrate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology P₂O₅ percentage in the phosphoric acid produced by wet process is about 30 10 50 70 30 10 50 70 ANSWER DOWNLOAD EXAMIANS APP