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Fertiliser Technology

Fertiliser Technology
Fertiliser produced during soda ash manufacture by dual process is ammonium

None of these
Chloride
Nitrate
Sulphate

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Fertiliser Technology
Reaction of phosphate rock with 98% H₂SO₄ produces

White phosphorous
None of these
Superphosphate
Orthophosphoric acid

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Fertiliser Technology
Urea is a better fertilizer than ammonium sulphate, because

It is not poisonous
It is cheaper
It is easy to manufacture
Nitrogen content is higher

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Fertiliser Technology
Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium

Carbonate
Silicate
Phosphate
Bicarbonate

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Fertiliser Technology
Triple superphosphate is made by reacting phosphate rock with __________ acid.

Nitric
Hydrochloric
Phosphoric
Sulphuric

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

Superphosphate
Meta phosphoric acid
Calcium phosphate
Triple superphosphate

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