Related Questions

Which is a catalyst promoter used in catalytic ammonia synthesis reaction?
A Al2O3
B Cr2O3
C K2O
D MnO
Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the
A Activation energy
B Equilibrium constant
C Heat of reaction
D None of these
Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at
A Rourkela (under SAIL)
B Bokaro (under SAIL)
C Sindri (under FCI)
D Baroda (under G.S.F.C.)
Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.
A Proportional to
B Independent of
C Inversely proportional to
D Proportional to the square of
__________ process is used for the commercial production of nitric acid by the catalytic oxidation of ammonia.
A Solvay
B Ostwald's
C Haber's
D None of these
Ammonia synthesis reaction is
A Exothermic
B Endothermic
C Autocatalytic
D None of these
Steam reforming of naphtha produces ammonia synthesis gas. This is a/an __________ process.
A Autocatalytic
B Endothermic
C Exothermic
D Non-catalytic
A catalytic agent such platinum may be used so that the chemical reaction reaction more rapidly .
A such
B that
C reaction
D rapidly
Iron is not used alone as a catalyst in ammonia synthesis, because
A Its activity declines rapidly, if heated to above 520°C
B It decomposes ammonia
C It gets oxidised above 500°C
D None of these
Catalyst used in ammonia synthesis uses __________ as a promoter.
A Pt
B K2O
C Al2O3
D Ni

Next steps