Chemical Engineering :: Fertiliser Technology
- CaH₄(PO₄)₂ is the chemical formula of
- Pick out the wrong statement.
- Dehydration of ammonium carbamate to yield urea is a/an __________ reaction.
- Leaching of phosphate rock by strong __________ acid produces phosphoric acid.
- Ammonium nitrate is
- Fertiliser plants get their N₂ requirements
- Electric process as compared to wet process (for the manufacture of phosphoric acid)
- Conditioners like finely divided peat are added to the fertiliser to
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A.
Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty |
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B.
Large excess use of nitrogenous fertiliser in land causes the problem of diarrhoea and cyanosis |
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C.
Application of large excess of potassic fertiliser in soil increases the valuable carotene in fruits and vegetables |
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D.
Cereal crops grown on alkaline soil absorb higher amount of flourides thereby spreading flourosis |