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
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 |
B.
Large excess use of nitrogenous fertiliser in land causes the problem of diarrhoea and cyanosis |
C.
Application of large excess of potassic fertiliser in soil increases the valuable carotene in fruits and vegetables |
D.
Cereal crops grown on alkaline soil absorb higher amount of flourides thereby spreading flourosis |