EXAMIANS
CO₂ present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in
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An increase in the NH₃/CO₂ ratio in urea manufacture results in
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Which of the following does not come under the category of'primary nutrient' for plant growth?
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In an ammonia plant, the purge off is essential to
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Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process?
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Phosphatic fertiliser is graded based on its __________ content.
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Nitrolime is chemically known as
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Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the
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Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching?
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Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talchar (Orissa)
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