Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because 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 It gets oxidised above 500°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of anhydrous liquid ammonia with orthophosphoric acid produces None of these Ammonium phosphate Triple superphosphate Superphosphate None of these Ammonium phosphate Triple superphosphate Superphosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Potassic fertilisers do not promote the development of Sugar of fruits & vegetables Stems & leaves during early stage of plant growth Starches of potatoes & grains Fibrous materials of plants Sugar of fruits & vegetables Stems & leaves during early stage of plant growth Starches of potatoes & grains Fibrous materials of plants ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Temperature and pressure in ammonia converter is 450 atm, 550°C 450 atm, 1000°C 200 atm, 1000°C 450 atm, 200°C 450 atm, 550°C 450 atm, 1000°C 200 atm, 1000°C 450 atm, 200°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous. Salt & coke And sand Sand & coke And coke Salt & coke And sand Sand & coke And coke ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because It is highly acidic in nature It is a liquid at room temperature It is hygroscopic and explosive in nature Its nitrogen content is very less It is highly acidic in nature It is a liquid at room temperature It is hygroscopic and explosive in nature Its nitrogen content is very less ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS