EXAMIANS
Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it
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Calcium ammonium nitrate (CAN) is
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Reaction of phosphate rock with 98% H₂SO₄ produces
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Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of
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Raw materials for urea production are
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Potassic fertilisers do not promote the development of
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Iron is not used alone as a catalyst in ammonia synthesis, because
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Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration.
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Triple superphosphate is made by reacting phosphate rock with __________ acid.
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In natural gas, the C/H ratio (by weight) varies in the range of
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