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Fertiliser Technology

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

13
2
20
6

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Fertiliser Technology
Calcium ammonium nitrate (CAN) is

A complex fertiliser
A straight fertiliser
Not a fertiliser ; it is an explosive
A mixed fertiliser

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Fertiliser Technology
Rock phosphate constitutes mainly of

Di-calcium phosphate
Fluorapatite
Di-ammonium phosphate
Mono-calcium phosphate

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Fertiliser Technology
Out of the following, N₂ content is minimum in

Ammonium sulphate
Urea
Ammonium nitrate
Ammonium chloride

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Fertiliser Technology
Heating a mixture of phosphate rock, coke and sand in an electric furnace produces

Superphosphate
Phosphoric acid
Ammonium phosphate
Phosphorous

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Fertiliser Technology
Formation of ammonium carbamate by reaction of NH₃ with CO₂ is a/an __________ reaction.

Endothermic
Exothermic
Reversible
Catalytic

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