For a heterogeneous catalytic reaction____________________?

Related Mcqs:

In an exothermic reaction, the energy of the reacting substances as compared to that of products is____________________?

A. More B. Less C. Same D. Either A. or B., depends on order of reaction...

Pick out the wrong statement ?

A. For a first order consecutive reaction, a tubular flow reactor as compared to a stirred tank reactor provides higher overall selectivity B. For an ideal mixed reactor at steady state, the exit stream has the same composition as fluid within the reactor and the space time is equivalent to holding time for constant density … Pick out the wrong statement ?Read More...

Promoter_____________________?

A. Initiates a chemical reaction and is a catalyst by itself B. Alters the position of equilibrium in a reversible reaction C. Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals D. All A., B. and C....

The rate of an autocatalytic reaction as shown in the bellow figure, is given by – rA = k . CA . CB. In this case, the__________________?

A. Plot of – rA Vs CA is a straight line with slope k B. Plot of – rA Vs CA is a hyperbola C. Rate of disappearance of reactant A is maximum, where CA = CB D. Both B & C...

Calcination reaction of limestone (CaCO3 → CaO + CO2) goes to completion in the rotary kiln, because____________________?

A. CaO is not dissociated B. CO2 escapes continuously C. Of high calcination temperature D. CaO is more stable than CaCO3...