Q. Nitrogen content of urea is about __________ percent.

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Q. Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent.

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Q. Catalyst used in ammonia synthesis uses __________ as a promoter.

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Q. __________ is the most suitable fertiliser for paddy.

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Q. Potassic fertiliser is graded based on its __________ content.

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Q. Monte catini process is used for the manufacture of

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Q. Promoter used in NH₃ synthesis catalyst is

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Q. H₄P₂O₇ is the chemical formula of __________ phosphoric acid.

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Q. Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because

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Q. Maximum stability of white phosphorous is at

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Q. Potassic fertilisers do not promote the development of

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Q. The optimum size of the ammonia plant is __________ tons/day.

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Q. Main component of bone ash is

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Q. Multistage operation (as in the case of catalytic oxidation of SO₂) is not carried out for NH₃ synthesis, because of

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Q. Heating of orthophosphoric acid to about 900°C, produces

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Q. Reaction of phosphate rock with 98% H₂SO₄ produces

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Q. HPO₃ is the chemical formula of __________ phosphoric acid.

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Q. Both white phosphorous as well as red phosphorous

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Q. Catalyst used in steam reforming of naphtha is

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Q. The fertiliser plant getting hydrogen by electrolysis of water is situated at

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