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Fertiliser Technology

Fertiliser Technology
Nitrogen content of a nitrogenous fertiliser is 35%. It could be

Calcium ammonium nitrate (CAN)
Urea
Ammonium sulphate
Ammonium nitrate

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Fertiliser Technology
CaH₄(PO₄)₂ is the chemical formula of

Meta phosphoric acid
Superphosphate
Calcium phosphate
Triple superphosphate

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Fertiliser Technology
C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about

13
6
20
2

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Fertiliser Technology
Oxidation of ammonia is

Autocatalytic
Non-catalytic
Exothermic
Endothermic

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Fertiliser Technology
Superphosphate is manufactured by reacting phosphate rock with

None of these
Aluminium chloride
Acetic acid
Sulphuric acid

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Fertiliser Technology
Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits?

None of these
Potassic fertiliser
Nitrogenous fertilisers
Phosphatic fertilisers

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