A. Urea
B. Calcium ammonium nitrate
C. Triple superphosphate
D. None of these
A. Al2O3
B. Cr2O3
C. K2O
D. MnO
A. Nitrogen
B. Phosphorous
C. Potassium
D. Carbon
A. Nickel
B. Iron
C. Vanadium pentoxide
D. Alumina
A. Urea
B. Liquid NH3
C. Ammonium nitrate
D. None of these
A. Excess liquid ammonia and liquefied CO2
B. Excess liquid ammonia and compressed CO2 gas
C. Liquid ammonia and excess compressed CO2
D. Compressed ammonia gas and excess compressed CO2
A. Reversible
B. Catalytic
C. Exothermic
D. Endothermic
A. KCl
B. K2O
C. KNO3
D. K2SO4
A. Chloride
B. Sulphate
C. Nitrate
D. None of these
A. Can use only high grade phosphate rock
B. Is used less frequently
C. Produces a valuable by-product called gypsum
D. Is weak acid process