Q101
Open question5-10-5 fertilisers mean that they contain
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Chemical Engineering · all questionsFertiliser Technology
Fertiliser Technology
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Q102
Open questionMaximum nitrogen percentage is in
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Q103
Open questionUse 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.
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Q104
Open questionLow grade phosphate rock can be used in electrical furnace, because
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Q105
Open questionConversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the
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Q106
Open questionCatalyst used in the oxidation of ammonia is
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Q107
Open questionAn increase in the NH3/CO2 ratio in urea manufacture results in
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Q108
Open questionHeating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of
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Q109
Open questionSteam reforming of naphtha produces ammonia synthesis gas. This is a/an __________ process.
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Q110
Open questionMonte catini process is used for the manufacture of
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Q111
Open questionMaximum stability of white phosphorous is at
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Q112
Open questionRaw materials required for the production of CAN (Calcium ammonium nitrate) is NH3
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Q113
Open questionFertilizer plant getting its hydrogen requirement partly from coke oven gas is situated at
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Q114
Open questionMain component of bone ash is
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Q115
Open questionNPK means a __________ fertiliser.
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Q116
Open questionVapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process.
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Q117
Open questionBiuret formation in urea is kept at minimum (< 1 %), because it is
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Q118
Open questionPick out the wrong statement.
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Q119
Open questionAmmonium sulphate fertiliser is
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Q120
Open questionChemical formula of metaphosphoric acid is
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