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Fertiliser Technology

Fertiliser Technology
Electric furnace method for production of phosphorous uses phosphate rock

And sulphuric acid
And coke
Silica and coke
And phosphoric acid

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Fertiliser Technology
Phosphorus vapour comprises of

P₄
P
P₂
P₃

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Fertiliser Technology
Monte catini process is used for the manufacture of

Calcium ammonium nitrate (CAN)
Phosphoric acid
Urea
Nitric acid

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Fertiliser Technology
Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction.

Catalytic
Endothermic
Reversible
Exothermic

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Fertiliser Technology
__________ is the undesirable by-product produced in the manufacture of urea.

Carbon dioxide
Ammonium carbonate
Ammonium carbamate
Biuret

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Fertiliser Technology
Color of nitric acid is light yellow due to the presence of

NO₂
N₂H₅
NO
NH₃

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