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Fertiliser Technology

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

Hydrochloric
Phosphoric
Nitric
Sulphuric

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Fertiliser Technology
Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process.

Stengel
Du-pont's
Le-chatlier's
Haber's

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Fertiliser Technology
P₂O₅ percentage in the phosphoric acid produced by wet process is about

10
30
50
70

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Fertiliser Technology
Sodium tri poly phosphate (STPP) is chemically represented as

Na₂PO₄
Na₄P3O₈
Na₅P3O₁₀
Na₃P4O₆

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Fertiliser Technology
Monte catini process is used for the manufacture of

Nitric acid
Urea
Calcium ammonium nitrate (CAN)
Phosphoric acid

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Fertiliser Technology
Tricresyl phosphate is chemically represented as

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

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