Fertiliser Technology Biuret formation in urea is kept at minimum (< 1 %), because it is Helpful in decomposition of urea Toxic and harmful to some crops Explosive in nature Corrosive in nature Helpful in decomposition of urea Toxic and harmful to some crops Explosive in nature Corrosive in nature 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 hygroscopic and explosive in nature It is a liquid at room temperature Its nitrogen content is very less It is highly acidic in nature It is hygroscopic and explosive in nature It is a liquid at room temperature Its nitrogen content is very less 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 Increasing the effectiveness Stabilisation All of these Improving the strength & heat resistance Increasing the effectiveness Stabilisation All of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Superphosphate is manufactured by reacting phosphate rock with Aluminium chloride None of these Sulphuric acid Acetic acid Aluminium chloride None of these Sulphuric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology An increase in the NH₃/CO₂ ratio in urea manufacture results in Decreased yield of urea Decreased degree of conversion of NH₃ to urea Increased degree of conversion of CO₂ to urea Decreased specific volume of molten mass Decreased yield of urea Decreased degree of conversion of NH₃ to urea Increased degree of conversion of CO₂ to urea Decreased specific volume of molten mass ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Oxidation of ammonia is Non-catalytic Exothermic Autocatalytic Endothermic Non-catalytic Exothermic Autocatalytic Endothermic ANSWER DOWNLOAD EXAMIANS APP
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