Q. Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is as given below .

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Q. In case of a consecutive unimolecular type first order reaction given below, the concentration of component __________ increases continuously with time.

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Q. For the irreversible elementary first order reaction in parallel given below, a plot of Cy Vs. Cz will give a straight line having a slope of

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Q. The equilibrium constant for the reversible reaction given below, is affected by the

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Q. When the reaction is dominated by in-traparticle diffusion, the apparent order of reaction (nᴅ) as measured is related to the true order (n) as

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Q. An elementary liquid phase decomposition reaction given below is to be carried out in a CSTR. The design equation is

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Q. According to Arhenious equation of temperature dependency of rate constant for an elementary reaction

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Q. The order of the following reaction is

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Q. The half life period 't' of a zero order reaction given below, is equal to

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Q. The point selectivity of the product 'Y' in the below reaction, is equal to

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Q. The first order gas phase reaction given below, is conducted isothermally in batch mode. The rate of change of conversion with time is given by

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Q. The rate of a following autocatalytic reaction, is given by -rᴀ = k . Cᴀ . Cʙ. In this case, the

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Q. For the reaction given below, the rate of formation of Z is 0.2 gm mole/litre.hr. what is the rate of disappearance of X in gm mole/litre. hr ?

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Q. Which of the following is not a dimension-less group used in catalysis ?
(where, D = dispersion co-efficient, cm² /sec.
D1 = diffusion co-efficient; cm²/sec.
L = length of the reactor, cm.
t = time, sec.
v = volumetric flow rate, cm³/sec .
V = volume, cm³.)

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Q. Volume change for unimolecular type first order reaction given below, increases __________ with time.

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Q. Decomposition rate of a liquid 'X' which decomposes as per the following reaction is given by

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Q. From collison theory, the reaction rate constant is proportional to

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Q. For a mixed flow reactor operating at steady state, the rate of reaction is given by

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Q. Transition state theory gives the rate constant as

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Q. A liquid phase reaction is to be carried out under isothermal conditions. The reaction rate as a function of conversion has been determined experimentally and is shown in the figure given below. What choice of reactor or combination of reactors will require the minimum overall reactor volume, if a conversion of 0.9 is desired ?

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