Fertiliser Technology Which of the following fertilisers contains the least percentage of nitrogen? Urea Ammonium phosphate Ammonium sulphate Liquid ammonia Urea Ammonium phosphate Ammonium sulphate Liquid ammonia ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Formation of ammonium carbamate by reaction of NH₃ with CO₂ is a/an __________ reaction. Reversible Catalytic Endothermic Exothermic Reversible Catalytic Endothermic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology P₂O₅ content in superphosphate is about __________ percent. 30-35 15-20 85-90 65-70 30-35 15-20 85-90 65-70 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Liquid ammonia is not used as such a fertiliser in tropical countries like India, because It will evaporate on spraying It is not available It is very costly Its N₂ content is very low It will evaporate on spraying It is not available It is very costly Its N₂ content is very low ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In the manufacture of H₃ PO₄ (ortho), ; strong H₂ SO₄ leaching wet process as compared to electric furnace process Requires lower capital investment in the plant Is very costly Produces lower purity acid Uses lower grade phosphate rock Requires lower capital investment in the plant Is very costly Produces lower purity acid Uses lower grade phosphate rock ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis? Electrolysis of water H? separation from coke oven gas Cracking of natural gas Steam reforming of naphtha Electrolysis of water H? separation from coke oven gas Cracking of natural gas Steam reforming of naphtha ANSWER DOWNLOAD EXAMIANS APP