A. Natural gas as a source of hydrogen
B. Natural gas as heating medium
C. Coal gas as a source of hydrogen
D. Coal gas as heating medium
Gas based fertiliser plants use_________________? Read More »
Fertilizer Technology A. H3PO4
B. H4P2O7
C. HPO3
D. Same as that of Pyrophosphoric acid
Chemical formula of meta-phosphoric acid is ___________________? Read More »
Fertilizer Technology A. Electrolysis of water
B. Cryogenic removal of H2 from coke oven gas
C. Steam reforming of naphtha
D. Natural gas cracking
A. Ammonium nitrate
B. Calcium ammonium nitrate (CAN)
C. Urea
D. Ammonium chloride
A nitrogenous fertiliser contains 20% N2. It could be_________________? Read More »
Fertilizer Technology A. HNO3 & limestone
B. CO2 & H2SO4
C. HNO3 & NH4Cl
D. CO2 & KNO3
A. Sulphuric
B. Hydrochloric
C. Either A. or B.
D. Neither A. nor B.
Leaching of phosphate rock by strong ____________ acid produces phosphoric acid ? Read More »
Fertilizer Technology A. Nitrophosphate
B. Calcium ammonium nitrate (CAN)
C. Ammonium phosphate
D. None of these
Which of the following is not a mixed fertiliser ? Read More »
Fertilizer Technology A. Ammoniacal liquor
B. K2CO3 solution
C. Dilute H2SO4
D. Dilute HCl
Flushing liquor used for cooling coke oven gas constitutes of __________________? Read More »
Fertilizer Technology A. 5
B. 20
C. 50
D. 65
Nitrogen content in ammonium sulphate (a fertiliser) is around ______________ percent? Read More »
Fertilizer Technology A. Exothermic
B. Endothermic
C. Autocatalytic
D. Catalytic
Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction? Read More »
Fertilizer Technology