Fertiliser Technology Yield of elemental phosphorous from rock phosphate is about __________ percent. 60-65 15-25 1-2 40-45 60-65 15-25 1-2 40-45 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant? Urea Ammonium sulphate CAN Superphosphate Urea Ammonium sulphate CAN Superphosphate 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 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. Improving the strength & heat resistance All of these Stabilisation Increasing the effectiveness Improving the strength & heat resistance All of these Stabilisation Increasing the effectiveness ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Main constituent of phosphate rock is Calcium fluoride Calcium phosphate Ammonium phosphate Flour apatite Calcium fluoride Calcium phosphate Ammonium phosphate Flour apatite ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conditioners like finely divided peat are added to the fertiliser to Counteract burning Increase its solubility Produce bulk Avoid caking & hardening Counteract burning Increase its solubility Produce bulk Avoid caking & hardening ANSWER DOWNLOAD EXAMIANS APP
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