EXAMIANS
For a solid catalysed chemical reaction, the effectiveness of solid catalyst depends upon the __________ adsorption.
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The single parameter model proposed for describing non-ideal flow is the __________ model.
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For an ideal plug flow reactor, the value of Peclet number is
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From Arhenius law, a plot of loge K versus 1/T gives a straight line with a slope of (-E/R). The unit of E/R is
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In an exothermic chemical reaction, the reactants compared to the products have
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In a CSTR __________ varies with time.
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If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to
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What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on?
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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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A batch adiabatic reactor at an initial temperature of 373°K is being used for the reaction, A → B. Assume the heat of reaction is - 1kJ/mole at 373°K and heat capacity of both A and B to be constant and equal to 50J/mole.K. The temperature rise after a conversion of 0.5 will be
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