Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process?
A. High pressure, low reactants concentration, high temperature
B. High pressure, low reactants concentration, low temperature
C. High pressure, high reactants concentration, low temperature
D. Low pressure, high reactants concentration, low temperature
Answer: Option C
This Question Belongs to Chemical Engineering >> Fertiliser Technology
Heating of orthophosphoric acid to about 900°C, produces
A. Metaphosphoric acid
B. Pyrophosphoric acid
C. No change in it
D. None of these
A potassic fertiliser contains 50% K2O. It could be
A. Potassium sulphate
B. Potassium chloride
C. A mixture of NaCl + KCl
D. None of these
Liquid ammonia is not used as such a fertiliser in tropical countries like India, because
A. Its N₂ content is very low
B. It is very costly
C. It will evaporate on spraying
D. It is not available
A. Urea
B. CAN
C. Ammonium sulphate
D. Calcium cyanamide
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