Fertiliser Technology Reaction of calcium fluorapatite with sulphuric acid produces Red phosphorous Triple superphosphate Simple superphosphate Ortho-phosphoric acid Red phosphorous Triple superphosphate Simple superphosphate Ortho-phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is HPO₃ H₄P₂O₇ Same as that of pyrophosphoric acid H₃PO₄ HPO₃ H₄P₂O₇ Same as that of pyrophosphoric acid H₃PO₄ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Steam reforming of naphtha produces ammonia synthesis gas. This is a/an __________ process. Endothermic Exothermic Autocatalytic Non-catalytic Endothermic Exothermic Autocatalytic Non-catalytic 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. Stabilisation Improving the strength & heat resistance All of these Increasing the effectiveness Stabilisation Improving the strength & heat resistance All of these Increasing the effectiveness ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitric acid is produced on commercial scale in a fertiliser plant by Oxidation of ammonia Passing air through high voltage electric arc None of these CaNO₃ + H₂SO₄ reaction Oxidation of ammonia Passing air through high voltage electric arc None of these CaNO₃ + H₂SO₄ reaction ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is not a measure component necessarily to be present in fertilisers? Nitrogen Phosphorous Sulphur Potassium Nitrogen Phosphorous Sulphur Potassium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS