Organic catalysts differ from the inorganic catalyst in the sense that the former is________________?

Related Mcqs:

The rate expression for a heterogeneous catalytic reaction is given by, – rA = K.KA PA(1 + KA.PA + KR.PR), where K is surface reaction rate constant and KA and KR are absorption equilibrium constants of A and R respectively. If KR PR >> (1 + KA PA), the apparent activation energy EA is equal to (given E is the activation energy for the reaction and ΔHR and ΔHA are the activation energies of adsorption of R and A) ?

A. E B. E + ΔHA C. E + ΔHA – ΔHR) D. ΔHA + ΔHR...

In an ideal P.F.R. at steady state conditions ___________________?

A. The composition of reactants remains constant along a flow path B. The conversion of the reactant varies from point to point along a flow path C. There is no lateral mixing of fluid D. There may be diffusion along the flow path...

‘Unreacted core model’ represents the reaction involving ______________________?

A. Combustion of coal particles B. Roasting of sulphide ores C. Manufacture of carbon disulphide from elements D. None of these...

The preferred reacting system for oxidation of o-xylene to phthalic anhydride is _____________________?

A. Jacketed liquid phase CSTR B. Jacketed steam heated multitubular reactor C. Multitubular reactor with cooling D. Multistage multitubular reactor with interstage cooling...

The conversion for a second order, irreversible reaction (constant volume) as shown in the bellow figure, in batch mode is given by______________?

A. 1/(1 + k2 . CA0 . t) B. (k2 . CA0 . t)/ (1 + k2 . CA0 . t) C. (k2 . CA0 . t)2/ (1 + k2 . CA0 . t) D. (k2 . CA0 . t)/ (1 + k2 . CA0 . t)2...