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Fertiliser Technology

Fertiliser Technology
Catalyst used in the oxidation of ammonia is

Platinum-molybdenum
Cobalt-molybdenum
Platinum-rhodium
Platinum-beryllium

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Fertiliser Technology
Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant?

Urea
Superphosphate
CAN
Ammonium sulphate

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Fertiliser Technology
Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the

Presence of an oxidising atmosphere
Presence of an inert atmosphere
Presence of a reducing atmosphere
Absence of air

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Fertiliser Technology
Ammonium phosphate is a __________ fertiliser.

Mixed
Complex
Nitrogenous
Phosphatic

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Fertiliser Technology
Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at

Bokaro (under SAIL)
Sindri (under FCI)
Baroda (under G.S.F.C.)
Rourkela (under SAIL)

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Fertiliser Technology
Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because

It is a liquid at room temperature
It is highly acidic in nature
It is hygroscopic and explosive in nature
Its nitrogen content is very less

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