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Fertiliser Technology

Fertiliser Technology
Urea is represented as

NH₂.CO.NH₂
NH₃.CO₂.NH₃
NH₃CO.CH₃
NH.CO₂.NH

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Fertiliser Technology
The main constituent of rock phosphate is

Di-calcium phosphate
None of these
Mono-calcium phosphate
Fluorspar

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Fertiliser Technology
Heating of orthophosphoric acid to about 900°C, produces

None of these
No change in it
Metaphosphoric acid
Pyrophosphoric acid

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Fertiliser Technology
In __________ converter for ammonia synthesis, the catalyst is arranged in the form of a single continuous bed.

Claude
Udhe
Kellog
Fauser-Monte Catini

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Fertiliser Technology
In natural gas, the C/H ratio (by weight) varies in the range of

43894
15-17
44053
20-25

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Fertiliser Technology
Flushing liquor used for cooling coke oven gas constitutes of

Dilute HCl
K₂CO₃ solution
Ammoniacal liquor
Dilute H₂SO₄

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