Q. Urea is a __________ fertiliser.

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Q. Calcium ammonium nitrate (CAN) is

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Q. CO₂ present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in

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Q. Which is the most suitable fertiliser for paddy ?

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Q. During conversion of ammonium carbamate into urea, presence of large excess of water

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Q. Hydrogen content of coke oven gas is __________ percent.

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Q. Pick out the wrong statement.

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Q. Ammonium nitrate (a fertiliser) is coated with limestone powder to

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Q. Action of phosphoric acid on rock phosphate produces

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Q. Catalyst used in the manufacture of NH₃ by Haber's process is finely divided

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Q. Red phosphorous is changed into white phosphorous by

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Q. Urea is represented as

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Q. Two gas based fertiliser plants are located in

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Q. Fertiliser plants get their N₂ requirements

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Q. Prilling tower is found in the flowsheet for the manufacture of

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Q. Reaction of orthophosphoric acid with soda ash produces

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Q. Urea is formed only

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Q. Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction.

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Q. Electric process as compared to wet process (for the manufacture of phosphoric acid)

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Q. Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis ?

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