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Fertiliser Technology

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

Udhe
Fauser-Monte Catini
Kellog
Claude

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Fertiliser Technology
Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of

Triple superphosphate
Phosphorous
Phosphoric acid
Superphosphate

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Fertiliser Technology
Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH₃

HNO₃ & limestone
HNO₃ & NH₄Cl
CO₂ & H₂SO₄
CO₂ & KNO₃

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Fertiliser Technology
Chemical formula of metaphosphoric acid is

HPO₃
H₄P₂O₇
Same as that of pyrophosphoric acid
H₃PO₄

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Fertiliser Technology
Urea is formed only

At very high temperature
At very low pressure (vacuum)
In vapour phase
In liquid phase

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Fertiliser Technology
Liquid ammonia and 60% nitric acid reaction (which produces ammonium nitrate) is

Exothermic
Autocatalytic
Endothermic
None of these

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