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Fertiliser Technology

Fertiliser Technology
Ammonium phosphate is a __________ fertiliser.

Nitrogenous
Complex
Mixed
Phosphatic

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Fertiliser Technology
Tricresyl phosphate is chemically represented as

NH₄H₂PO₄
Ca₁₀(PO₄)3F₆
(CH₃ C₆ H₄)₃ PO₄
(NH₄)₂HPO₄

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Fertiliser Technology
Which of the following solvents is used for the extraction of H₃PO₄ from CaCl₂ solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching?

Butyl alcohol
Hexane
Iso propyl alcohol
Toluene

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Fertiliser Technology
A fertiliser contains 82% N₂. It could be

Ammonium nitrate
Liquid NH₃
Urea
None of these

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Fertiliser Technology
Monte catini process is a widely used process for the manufacture of

None of these
Urea
Triple superposphate
Calcium ammonium nitrate

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Fertiliser Technology
Main constituent of phosphate rock is

Ammonium phosphate
Flour apatite
Calcium phosphate
Calcium fluoride

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