Fertiliser Technology C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about 13 20 6 2 13 20 6 2 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? Ammonium sulphate Calcium cyanamide CAN Urea Ammonium sulphate Calcium cyanamide CAN Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion achieved in HNO₃ synthesis with the use of platinum catalyst is about 95-97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by Decreasing the pressure Increasing the temperature None of these Decreasing the temperature Decreasing the pressure Increasing the temperature None of these Decreasing the temperature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air. 50-80 800-900 1000-1200 250-400 50-80 800-900 1000-1200 250-400 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Formation of ammonium carbamate by reaction of NH₃ with CO₂ is a/an __________ reaction. Catalytic Reversible Endothermic Exothermic Catalytic Reversible Endothermic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is H₄P₂O₇ H₃PO₄ HPO₃ Same as that of pyrophosphoric acid H₄P₂O₇ H₃PO₄ HPO₃ Same as that of pyrophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
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