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Fertiliser Technology

Fertiliser Technology
Ammonia synthesis reaction is

Autocatalytic
None of these
Endothermic
Exothermic

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Fertiliser Technology
Ammonium sulphate can be produced by reacting gypsum with

Nitric acid
Ammonia
Ammonium carbonate
None of these

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Fertiliser Technology
H₄P₂O₇ is the chemical formula of __________ phosphoric acid.

None of these
Pyro
Meta
Ortho

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Fertiliser Technology
Which of the following is a natural inorganic fertiliser?

Gobar mannure
Chile salt petre
Oilcake
None of these

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Fertiliser Technology
Triple superphosphate is chemically represented as

Ca(PO₃)₂
CaF₂.3Ca₃(PO₄)₂
3Ca₃(PO₄)₂
Ca(H₂PO₄)₂

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Fertiliser Technology
Catalytic ammonia synthesis reaction as in Haber's process is

None of these
Exothermic
Endothermic
Irreversible

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