Fertiliser Technology Nitric acid is produced on commercial scale in a fertiliser plant by Oxidation of ammonia CaNO₃ + H₂SO₄ reaction Passing air through high voltage electric arc None of these Oxidation of ammonia CaNO₃ + H₂SO₄ reaction Passing air through high voltage electric arc None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following does not come under the category of 'micro-nutrient' for plant growth? Carbon Boron Iron Chlorine Carbon Boron Iron Chlorine ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Base suspension fertiliser essentially contains 43% N₂ and 13% P₂O₅ 13% N₂ and 43% P₂O₅ 43% N₂ and 13% K₂O 43% K₂O and 43% P₂O₅ 43% N₂ and 13% P₂O₅ 13% N₂ and 43% P₂O₅ 43% N₂ and 13% K₂O 43% K₂O and 43% P₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is Same as that of pyrophosphoric acid H₃PO₄ H₄P₂O₇ HPO₃ Same as that of pyrophosphoric acid H₃PO₄ H₄P₂O₇ HPO₃ 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. Increasing the effectiveness Improving the strength & heat resistance All of these Stabilisation Increasing the effectiveness Improving the strength & heat resistance All of these Stabilisation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Monte catini process is used for the manufacture of Phosphoric acid Nitric acid Calcium ammonium nitrate (CAN) Urea Phosphoric acid Nitric acid Calcium ammonium nitrate (CAN) Urea ANSWER DOWNLOAD EXAMIANS APP
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