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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.

Kellog
Fauser-Monte Catini
Claude
Udhe

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Fertiliser Technology
Fusion zone in the electric furnace used for reduction of phosphate rock to elemental phosphorous is maintained at __________ °C.

250-300
950-1050
500-750
1400-1450

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Fertiliser Technology
Promoter used in NH₃ synthesis catalyst is

V₂O₅
K₂O
SiO₃
U₂O₃

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Fertiliser Technology
Raw materials for nitric acid manufacture are

Anhydrous ammonia, air and water
Anhydrous ammonia and air
Wet ammonia, air and water
Hydrogen peroxide, air and water

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Fertiliser Technology
Which is the most suitable fertiliser for paddy?

Ammonium sulphate
Superphosphate
CAN
Ammonium nitrate

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Fertiliser Technology
Maximum stability of white phosphorous is at

Very high pressure
Room temperature
Atmospheric pressure
>600°C

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