Fertiliser Technology Iron is not used alone as a catalyst in ammonia synthesis, because It gets oxidised above 500°C It decomposes ammonia None of these Its activity declines rapidly, if heated to above 520°C It gets oxidised above 500°C It decomposes ammonia None of these Its activity declines rapidly, if heated to above 520°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology NPK fertiliser is a __________ fertiliser. Complex Phosphatic Nitrogenous Mixed Complex Phosphatic Nitrogenous Mixed 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 Potassic fertilisers do not promote the development of 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 Sugar of fruits & vegetables Stems & leaves during early stage of plant growth ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate to yield urea is a/an __________ reaction. Catalytic Autocatalytic Endothermic Exothermic Catalytic Autocatalytic Endothermic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Both white phosphorous as well as red phosphorous Reacts with hot caustic soda solution to give phosphine All of these Are soluble in CS₂ Burns when heated in air Reacts with hot caustic soda solution to give phosphine All of these Are soluble in CS₂ Burns when heated in air ANSWER DOWNLOAD EXAMIANS APP
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