Naphtha in a fertiliser plant is used as a source of___________________?
Naphtha in a fertiliser plant is used as a source of___________________?
A. Fuel
B. H2
C. N2
D. O2
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Ammonia synthesis gas is produced from natural gas by___________________?
Ammonia synthesis gas is produced from natural gas by___________________?A. Thermal cracking
B. Steam reforming
C. Partial oxidation
D. HydrogenationHPO3 is the chemical formula of ______________ phosphoric acid?
HPO3 is the chemical formula of ______________ phosphoric acid?A. Pyro
B. Ortho
C. Meta
D. None of theseA fertiliser plant is classified as a gas based fertiliser plant, when it uses ______________ gas as a source of hydrogen for the manufacture of ammonia?
A fertiliser plant is classified as a gas based fertiliser plant, when it uses ______________ gas as a source of hydrogen for the manufacture of ammonia?A. Coke oven
B. Producer
C. Natural
D. CoalThe composition of fresh feed to the high temperature, high pressure urea autoclave is______________________?
The composition of fresh feed to the high temperature, high pressure urea autoclave is______________________?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 CO2During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH3 to NO is about ______________ percent?
During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH3 to NO is about ______________ percent?A. 38
B. 68
C. 82
D. 98Yield of elemental phosphorous from rock phosphate is about _____________ percent?
Yield of elemental phosphorous from rock phosphate is about _____________ percent?A. 1-2
B. 15-25
C. 40-45
D. 60-65