Q. The concentration of A in a first order reaction, A → B, decreases

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Q. The equilibrium constant of chemical reaction __________ in the presence of catalyst.

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Q. The order of a chemical reaction is

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Q. A chemical reaction occurs, when the energy of the reacting molecules is __________ the activation energy of reaction.

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Q. B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm.

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Q. In a chemical reaction, repesented by, A → B , it is observed that the

(i) rate of reaction increases by a factor of 4 on doubling the concentration of the reactant.
(ii) rate of reaction increases by a factor of 9 on trebling the concentration of the reactant.

Then the rate of the reaction is proportional to(where, Cᴀ = contentration of the reactant)

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Q. An example of autothermal reactor operation is

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Q. For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of

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Q. For reaction, P + 2 → 3R, molar rate of consumption of P is

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Q. If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst

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Q. The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is

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Q. What is the value of 'n' if the reaction rate of the chemical reaction A → B, is proportional to Cᴀⁿ and it is found that the reaction rate triples, when the concentration of 'A' is increased 9 times ?

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Q. A second order reaction of the form A + B → C is called a pseudo-first order reaction, when

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Q. Pick out the wrong statement.

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Q. Inversion of cane sugar is an example of

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Q. Pick out the correct statement.

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Q. In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ?

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Q. Integral method for analysing the kinetic data is used

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Q. A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by

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